The FL5 Civic Type R is the eleventh-generation Type R and Honda's sharpest front-wheel-drive performance car to date — 315 horsepower from the turbocharged 2.0L K20C1, a helical limited-slip differential, dual-axis front strut suspension, and factory Brembo four-piston front brakes, all on a single US trim launched for the 2023 model year and continuing through 2026. Honda moved the OEM wheel from the FK8's damage-prone 20×8.5 to a more practical 19×9.5 ET60 on 265/30R19 Michelin Pilot Sport 4S. Every FL5 shares a 5×120 bolt pattern, 64.1mm center bore, M14×1.5 ball-seat lug nuts, and an indirect (sensor-free) TPMS system. The MY2026 refresh is cosmetic only — new bumpers, lighting, paint, and a 9-inch infotainment screen — so the wheel hardware is unchanged across the entire run. Because the FL5 is front-wheel drive, every documented setup below is square (same size all four corners); the platform's wider fenders versus the FK8 give it noticeably more room for aggressive widths.
About this guide: The fitment data below is compiled from owner-submitted builds and enthusiast forum research across CivicXI, r/CivicTypeR, and the broader FL5 owner community. We summarize what Type R owners have reported running successfully so you have a researched starting point for your build.
Every FMB build goes through a sanity check and an engineering verification before forging. We cross-reference the configuration you're ordering against your brake package and what's commonly documented on similar builds — and our manufacturing partner verifies the wheel itself (backspace, brake caliper clearance, structural spec) before production begins.
Fitment decisions involving ride height, tire choice, and suspension setup are yours and your installer's call. Use this guide as research, not as a substitute for a real fitment conversation.
The FL5 came to the US as a single trim with one factory wheel: a 19×9.5 ET60 cast alloy on 265/30R19 Michelin Pilot Sport 4S, square across all four corners. Honda also offers a Modulo forged wheel in the identical size as a post-purchase accessory. Both share the platform's 5×120 bolt pattern, 64.1mm center bore, and — importantly for aftermarket shopping — M14×1.5 ball-seat lug nuts and an indirect TPMS system with no physical sensors. The high ET60 offset is deliberate: it tucks the wheel deep into the well to minimize scrub radius and torque steer on the front-drive platform, which is also why most aftermarket builds move to a lower offset to fill the fender. Both factory wheels clear the Brembo front brakes.
19" Cast Alloy (Standard)
Standard — No Charge
Front Wheel19×9.5 ET60
Rear Wheel19×9.5 ET60
Front Tire265/30R19
Rear Tire265/30R19
Center Bore64.1mm
Bolt Pattern5×120
Fastener TypeLug Nuts (pressed-in studs)
Thread PitchM14×1.5
Torque Spec94 lb-ft (127 Nm)
Seat TypeBall Seat (Radius)
ConstructionCast Aluminum
OEM Tire BrandMichelin Pilot Sport 4S (standard) / Pilot Sport Cup 2 (dealer option)
Weight~26.6 lbs
Brake SystemBrembo 4-piston front (350mm) / 2-piston rear
TPMSIndirect (wheel-speed based, no sensors)
OEM Part Number42700-T60-A92
Applies To2023-2026 FL5 — all US production
Square setup — identical size all four corners, overall diameter approximately 25.3". The matte-black machined alloy delivered on every US FL5 across the entire run. Honda redesigned the FL5 wheel versus the FK8 to reduce distortion under cornering load. The ET60 offset is conservative on purpose — it minimizes scrub radius and torque steer on the front-drive chassis, at the cost of a visibly tucked-in stance that's the most common reason owners move to aftermarket. Note the ball seat factory lug nut: the 60° conical seat found on most aftermarket wheels requires matching aftermarket lug nuts (see the platform alert and FAQ). The MY2026 cosmetic refresh did not change this wheel.
19" Modulo Forged
Post-Purchase Accessory — FL5 / FK8 / FK2
Front Wheel19×9.5 ET60
Rear Wheel19×9.5 ET60
Front Tire265/30ZR19 93Y XL
Rear Tire265/30ZR19 93Y XL
Center Bore64.1mm
Bolt Pattern5×120
Fastener TypeLug Nuts (pressed-in studs)
Thread PitchM14×1.5
Torque Spec94 lb-ft (127 Nm)
Seat TypeBall Seat (Radius)
ConstructionForged Aluminum
Weight21.33 lbs (5.29 lbs lighter per corner)
FinishShark Gray Metallic (laser-etched Type R logo)
Brake SystemBrembo 4-piston front (350mm) / 2-piston rear
OEM Part Number08W19-T60-100
Applies ToFL5, FK8, FK2 — USDM and Japan (dealer accessory)
Post-purchase accessory — not a standard delivery configuration. Available through Honda Access / Modulo at roughly $791 per wheel, sold individually. Identical dimensions to the standard cast wheel — same ET60, same 19×9.5 — so factory tires, lug nuts, and the indirect TPMS all transfer directly with no modification. The functional benefit is 5.29 lbs of rotational weight reduction per corner (about 21 lbs total), which sharpens acceleration, braking, and steering response on a light FWD car. Cross-compatibility with FL5, FK8, and FK2 makes it a common retrofit path across all three Type R generations.
Aftermarket Options
Aftermarket Wheel & Tire Configurations
The FL5 has a deep aftermarket wheel community despite the platform's youth. Because the OEM 265/30R19 tire is unusual and expensive, most builds downsize to 18″ — almost always 18×9.5 — for better tire selection, lower cost, and reduced unsprung weight, while some owners stay at 19″ for the proportion match to the wide fenders. The FL5 is front-wheel drive and Honda engineered it around square setups, so every configuration below is square (same size all four corners); the wider FL5 fenders give it more room than the FK8 for aggressive widths. Each card documents a configuration that Type R owners run, with sources tied to both vendor fitment documentation and named community builds.
⚠️Platform-specific fitment notes — FL5
Ball-seat lug nuts.
The FL5 uses ball seat (spherical/radius) lug nuts from the factory. Most aftermarket wheels — particularly 5×120 designs aimed at European cars — use a 60° conical seat instead. Running a mismatched seat type prevents the wheel from seating fully and is a documented safety issue. Confirm your aftermarket wheel's seat type and buy matching M14×1.5 lug nuts before installing; the factory ball-seat nuts should not be reused on conical-seat wheels.
Brembo brake clearance.
The factory Brembo 4-piston front calipers require a minimum 18″ wheel diameter, and spoke geometry is an independent clearance variable — a wheel with the correct offset and diameter can still fail to clear the caliper if the spokes are too wide or lack concavity. Confirm Brembo clearance per wheel model with the manufacturer, not just per size. Aftermarket big brake kits generally need 18″+ for 355mm rotors and 19″+ for 380mm rotors.
Indirect TPMS — no sensors to transfer.
The FL5 uses an indirect TPMS system that compares wheel speeds rather than reading physical sensors, so there is nothing to buy, transfer, or reprogram when changing wheels. After any wheel or tire size change, recalibrate via Settings > Vehicle > TPMS Calibration. The one limitation is that an indirect system can't detect a slow leak across all four tires simultaneously.
FWD scrub radius and front fender liner.
Lower offsets increase scrub radius, which amplifies torque steer under hard acceleration on a front-drive car — a performance consideration, not just an aesthetic one, and the reason the community consensus favors roughly ET38–ET45 on a 9.5″ wheel for street builds. Aggressive offsets (below ET38 on 9.5″, or wide 18×10–10.5″ setups) can contact the front fender liner tab at full steering lock, especially on lowered cars at full compression; bending or trimming the liner tab and adding mild negative camber are the documented fixes.
Square Setup
Most Popular
Stanceflush → poke
OEM
Aggressive
FWDDaily
Wheels (All 4)
18×9.5 ET45 (Front and Rear)
Tires
265/35R18 (All 4)
Sources
Well-documented
1 community
4 vendor
The consensus FL5 setup — the single most-documented aftermarket fitment on the platform across both vendor guides and owner builds. The downsize from the OEM 19″ to a lightweight 18×9.5 opens up the entire 200-treadwear competition tire market in 265/35R18, cuts cost dramatically versus the 265/30R19, and adds sidewall for ride quality and pothole resistance. The ET45 offset moves the wheel face about 15mm outboard per side from the deeply tucked OEM ET60 for a clean flush stance without poking past the fender, and is frequently cited for improving turn-in and reducing torque steer relative to stock. Overall diameter (~25.3″) is within 0.2% of OEM, so no speedometer correction is needed. Documented running clean at stock height with no rubbing and no fender work; a wider 275/35R18 is also documented at this offset on stock suspension as a clean flush variant. Hub rings are required since the OEM bore is 64.1mm and most off-the-shelf wheels are drilled to 72.6mm. Commonly paired tire options: Michelin Pilot Sport 4S, Falken Azenis RT660, Bridgestone Potenza RE-71RS.
Stanceflush → poke
OEM
Aggressive
FWDDaily
Wheels (All 4)
18×9.5 ET45 (Front and Rear)
Tires
255/40R18 (All 4)
Sources
Documented
1 community
1 vendor
The daily-and-winter variant of the consensus wheel — same 18×9.5 ET45, with a narrower 255 tire on a taller 40-series sidewall. The extra sidewall height (overall diameter ~26.0″, still within tolerance) adds ride compliance for rough roads and opens up all-season and winter tire options that aren't readily available in wider 35-series profiles, making this a common choice for owners who daily drive in mixed climates or want a dedicated cold-weather set at lower cost than a 265/35R18. Documented at stock height with clean fitment; one owner runs a taller 255/45R18 winter tire on this same wheel for maximum snow sidewall, though that raises overall diameter enough to affect the speedometer slightly. Keep the ball-seat lug requirement and 64.1mm hub rings in mind on a winter set. Commonly paired tire options: Michelin CrossClimate 2, Continental ExtremeContact DWS06 Plus, Bridgestone Blizzak WS90.
Stanceflush → poke
OEM
Aggressive
FWDTrack
Wheels (All 4)
18×9.5 ET45 (Front and Rear)
Tires
285/35R18 (All 4)
Sources
Well-documented
1 community
2 vendor
The maximum-grip version of the consensus wheel — same 18×9.5 ET45, stretched to a wider 285-section tire for more contact patch on a FWD platform where front grip is the primary limit on cornering speed. The FL5's wider fenders versus the FK8 are what let the 285 tuck cleanly at this offset. Documented on a stock-height FL5 running 285/35R18 Michelin Pilot Sport 4S with no rubbing and full steering lock preserved — owners describe it as track-ready while still street-usable. The 285 is noticeably more expensive than a 265 and adds a little rolling diameter (~25.9″, within ~3% tolerance), so it's chosen by owners prioritizing grip over tire cost. Ride-height sensitivity rises with tire width — lowering can introduce light liner contact under compression. Commonly paired tire options: Michelin Pilot Sport 4S, Falken Azenis RT660, Bridgestone Potenza RE-71RS.
Stanceflush → poke
OEM
Aggressive
FWDDaily
Wheels (All 4)
19×9.5 ET45 (Front and Rear)
Tires
265/30R19 (All 4)
Sources
Documented
3 vendor
The 19″ flush option for owners who prefer to keep OEM diameter rather than downsize to 18″ — the proportion match many like on the FL5's wide fenders, with the tucked factory stance cleaned up. The OEM 265/30R19 tire remounts directly, so factory rubber is reusable. Like the 18×9.5 ET45, this drops the offset 15mm from the deeply-tucked OEM ET60 for a clean flush face. Documented at roughly 1″ of lowering with no rubbing or liner issues. Some owners reach this face position by running 15mm spacers on the OEM ET60 wheels; the spec here is the as-forged ET45, which eliminates the spacer and the longer-fastener requirement it introduces. Owners who want a more aggressive 19″ stance can go wider — vendor fitment documentation lists 19×10 ET40 (275/30R19) and 19×10.5 ET45 (275/30R19, or 285/30R19 with added camber) as the aggressive-19″ path, though these widths are vendor-documented rather than commonly photographed in owner builds. Commonly paired tire options: Michelin Pilot Sport 4S, Continental ExtremeContact Sport 02, Pilot Sport Cup 2.
Stanceflush → poke
OEM
Aggressive
FWDTrack
Wheels (All 4)
18×9.5 ET38 (Front and Rear)
Tires
265/35R18 (All 4)
Sources
Well-documented
3 community
2 vendor
The mild-poke flush — same 18×9.5 width as the consensus card but with the offset dropped 7mm to ET38, sitting a touch more flush-to-aggressive than ET45. Well documented across owner builds: one running 265/35R18 Falken Azenis on stock suspension with no rubbing, and others on Eibach and Spoon lowering springs all reporting clean clearance with no trimming. The community describes the 9.5″ sweet spot as roughly ET38–ET45, and a near-identical ET39 build is documented on Swift springs. The 265/35R18 at ET38 can lightly contact the front fender liner tab on lowered cars at full lock — owners commonly run a 255/35R18 to sidestep the tab, or bend the tab and add mild camber. A clean visible stance bump over ET45 without committing to a wider 10″ wheel; owners chasing more poke step to ET35. Commonly paired tire options: Michelin Pilot Sport 4S, Falken Azenis RT660, Bridgestone Potenza RE-71RS.
Stanceflush → poke
OEM
Aggressive
FWDTrack
Wheels (All 4)
18×10 ET40 (Front and Rear)
Tires
265/35R18 (All 4)
Sources
Well-documented
3 community
2 vendor
The wider step up from the consensus 9.5″ — 18×10 ET40 fills the FL5's flares more aggressively while staying documented-clean by owners, and vendor fitment documentation flags it as a signature aggressive-street spec. Documented on multiple builds: 265/35R18 Falken on H&R springs with guide pins removed for camber, a 275/35R18 on stock-ish suspension with no rubbing even on bumpy roads, and a third on Swift springs. The platform's wide fenders are what allow a true 10″ width here. ET40 is the documented-clean offset — the community thread notes ET41 starts to poke and can contact the liner at full lock, so this card commits to ET40. A 275/35R18 runs clean as a slightly wider-tire variant (the common vendor staff pick at this size); lowered cars should plan for mild camber. Commonly paired tire options: Falken Azenis RT615K+, Michelin Pilot Sport 4S, Bridgestone Potenza RE-71RS.
Stanceflush → poke
OEM
Aggressive
FWDTrack
Wheels (All 4)
18×10.5 ET47 (Front and Rear)
Tires
275/35R18 (All 4)
Sources
Well-documented
2 community
2 vendor
The widest documented setup — 18×10.5 ET47 puts maximum front contact patch on a FWD car where front grip caps cornering speed. The internal spacing matches the 18×10 ET40 face position closely while adding rim width, so it fills the fender hard. Documented on a stock-suspension autocross build running 275/35R18 Nitto NT01 with no spacers, and a second owner runs the same wheel with a 285/35R18; the vendor gallery test car wears 275/35R18 on lowering springs and the vendor notes it works on a bone-stock FL5. A 275/35R18 is the documented-clean tire here; wider 285/35R18 or 285/30R18 fitments benefit from additional negative camber and may need fender rolling, with occasional rubbing reported on aggressive track sections. Best suited to track and time-attack builds. Commonly paired tire options: Bridgestone Potenza RE-71RS, Falken Azenis RT660, Michelin Pilot Sport Cup 2 R.
Stanceflush → poke
OEM
Aggressive
FWDShow
Wheels (All 4)
18×9.5 ET35 (Front and Rear)
Tires
265/35R18 (All 4)
Sources
Documented
1 community
2 vendor
The pokey end of the 18×9.5 offset ladder — same wheel and tire as the consensus card, with the offset dropped to ET35 for maximum flush-to-poke street stance. Documented on a lowered owner build running 265/35R18 Falken Azenis with no rubbing and no trimming, and listed by vendor fitment documentation as a popular aggressive-street fitment. At ET35 the wheel face sits noticeably outboard, so this is where scrub radius and torque steer become a real consideration on the front-drive chassis; vendor guidance calls for roughly −2.0° negative camber minimum and often fender rolling to clear cleanly, particularly on lowered cars. The look-focused step beyond the ET38 setup for owners willing to dial in alignment. Commonly paired tire options: Michelin Pilot Sport 4S, Falken Azenis RT660, Continental ExtremeContact Sport 02.
Stanceflush → poke
OEM
Aggressive
FWDShow
Wheels (All 4)
19×9.5 ET35 (Front and Rear)
Tires
265/30R19 (All 4)
Sources
Documented
2 vendor
The aggressive 19″ poke setup — for owners who want noticeable stance past the fender line while keeping the OEM 19″ diameter and reusing the factory 265/30R19 tire size. Vendor fitment documentation lists 19×9.5 ET35 as the aggressive-street 19″ spec, and a near-neighbor owner build runs 19×9.5 ET38 on 265/30R19 with Eibach springs. At ET35 the wheel face sits meaningfully outboard; vendor guidance treats this as maximum flush street fitment requiring roughly −2.0° camber and often fender rolling, and lowered cars commonly see light rubbing under compression. Best suited to show-oriented 19″ builds willing to dial in alignment and clearance. Commonly paired tire options: Michelin Pilot Sport 4S, Continental ExtremeContact Sport 02, Falken Azenis RT660.
Our Process
What happens when you build with FMB
The configurations above are a starting point — not a final spec. When you start your FL5 build, here's what actually happens before anything is forged:
FMB sanity check.
We cross-reference the configuration you're ordering against your brake package and ball-seat lug requirement, and compare it to what's commonly documented on similar builds. If the setup you want falls outside what we've seen work on this platform, we'll flag it before you commit.
Manufacturer engineering verification.
Our manufacturing partner verifies the wheel itself — backspace, brake caliper clearance for your brake package, and structural spec — before production begins.
Design render approval.
You see the final design and confirmed specs before any aluminum is touched.
Ride height, tire choice, alignment, and suspension setup are variables your installer handles on the car — not things we verify from our end. That's why we ask for the vehicle details we do on the build form: they're the inputs we can actually check against.
What wheels and tires come on the FL5 Civic Type R from the factory?
Every US FL5 shipped with a 19×9.5 ET60 cast aluminum wheel on a 265/30R19 Michelin Pilot Sport 4S, square across all four corners (Pilot Sport Cup 2 was a dealer tire option). Honda also offers a Modulo forged wheel in the identical 19×9.5 ET60 size as a post-purchase accessory — same dimensions, about 5.3 lbs lighter per corner. The factory wheel uses a 5×120 bolt pattern, 64.1mm center bore, M14×1.5 ball-seat lug nuts, and an indirect (sensor-free) TPMS. The MY2026 cosmetic refresh did not change the wheel.
What's the FL5's bolt pattern, center bore, and lug torque?
The FL5 uses a 5×120 bolt pattern with a 64.1mm center bore and M14×1.5 thread pitch. Lug torque is 94 lb-ft (127 Nm). One important note: the factory fasteners are ball seat (spherical/radius), not the 60° conical seat used by most aftermarket wheels. The 64.1mm bore is shared with the FK8, FK2, and the Integra Type S, but it's smaller than the 72.56mm bore most universal 5×120 wheels are drilled to — so off-the-shelf aftermarket wheels usually need hub-centric rings.
What's the deal with ball-seat lug nuts on the Type R?
The FL5 comes with ball-seat (radius) lug nuts from the factory. Most aftermarket wheels — especially 5×120 designs built for European cars — use a 60° conical seat. The seat shape on the lug nut has to match the seat machined into the wheel, or the wheel won't clamp fully against the hub. This is a genuine safety issue, not a preference. When you buy aftermarket wheels, confirm the seat type and order matching M14×1.5 lug nuts; don't reuse the factory ball-seat nuts on conical-seat wheels. The factory nuts stay with the factory (or matching ball-seat) wheels.
What's the minimum wheel diameter that clears the Brembo brakes?
The factory Brembo 4-piston front calipers (350mm rotors) require a minimum 18″ wheel. Diameter alone isn't the whole story — spoke geometry is an independent clearance variable, so a wheel can be the right size and offset and still foul the caliper if the spokes are too flat or wide. Always confirm Brembo clearance per specific wheel model with the manufacturer. If you add an aftermarket big brake kit, plan on 18″+ for 355mm rotors and 19″+ for 380mm rotors. This 18″ minimum is the main reason you won't see 17″ track setups on the FL5 the way you might on lesser Civics.
Why do most FL5 owners downsize from 19″ to 18″?
The OEM 265/30R19 is an unusual, expensive size with limited tire selection, particularly in 200-treadwear competition compounds. Dropping to 18″ — almost always 18×9.5 — opens up the entire performance and track tire market in 265/35R18, cuts replacement cost substantially, reduces unsprung and rotational weight, and adds sidewall height for better ride quality and pothole resistance. The overall diameter of an 18×9.5 on 265/35R18 stays within about 0.2% of the OEM 19″ setup, so there's no speedometer error. The trade is purely cosmetic: some owners prefer the 19″ proportion against the wide fenders, which is why we keep a 19″ flush option on the list.
What aftermarket sizes fit at stock ride height?
The bolt-on consensus at stock height is 18×9.5 ET45 on a 265/35R18 (a wider 275/35R18 is also documented clean at that offset) — no rubbing, no fender work. Other setups documented at stock height include 18×9.5 ET38 on 265/35R18, a wider 285/35R18 on 18×9.5 ET45, and even an 18×10.5 ET47 on 275/35R18 run on stock suspension by an autocross build. A 19×9.5 ET45 on the OEM 265/30R19 covers owners staying on 19″. The pokier offsets — 18×9.5 ET35 and 19×9.5 ET35 — generally want some lowering, added negative camber, and sometimes front liner tab work to clear cleanly, so treat those as setup-dependent rather than pure bolt-ons. Hub rings are required on all of them because of the 64.1mm bore.
What's the difference between a flush and aggressive setup on the FL5?
Flush means the wheel and tire face sit roughly even with the fender edge — on the FL5 that's 18×9.5 ET45 (or 18×10 ET40), which clean up the tucked factory stance without poking. Aggressive means the wheel face sits outboard of the fender line, achieved with lower offsets (ET38 and below on 9.5″) or wider widths (18×10.5, 19×9.5 ET35). Aggressive setups look more planted but increase scrub radius and torque steer on a front-drive car, and usually require negative camber, lowering, and front fender liner work to clear at full lock and under compression. The FL5's wider fenders versus the FK8 give it more flush-fit room before you cross into needing modifications.
Can I use BMW or other universal 5×120 wheels on my Type R?
The 5×120 bolt pattern matches, but two things usually need attention. First, the center bore: most BMW and universal 5×120 wheels are drilled to 72.56mm, while the FL5 hub is 64.1mm, so you need hub-centric rings to center the wheel (72.56→64.1mm) — and for track use, aluminum rings rather than plastic, since they tolerate brake heat. Second, the lug seat: BMW wheels typically use a conical seat, so you'll need matching M14×1.5 conical lug nuts rather than the factory ball-seat nuts. Beyond hardware, make sure the width and offset actually suit a FWD car — many BMW offsets are designed for rear-drive geometry and end up too tucked or too aggressive on the Type R.
Does the FL5 have TPMS sensors I need to transfer to new wheels?
No. The FL5 uses an indirect TPMS that infers pressure from wheel-speed differences rather than reading physical sensors inside the wheels. There's nothing to buy, transfer, or reprogram when you change wheels — one of the few things that's genuinely simpler on this platform. After any wheel or tire size change (or a pressure reset), recalibrate through Settings > Vehicle > TPMS Calibration and drive to let the system relearn. The one limitation of an indirect system is that it can't catch a slow leak that drops all four tires evenly, so a manual pressure check now and then is still worth it.
Is a staggered setup a good idea on the FL5?
No — the FL5 is front-wheel drive and Honda engineered it around square setups, so a conventional wider-rear stagger makes no performance sense and isn't documented as a successful street setup. Keep it square (same size all four corners). The one exception you'll see discussed is a competition reverse stagger — a wider front than rear (for example 18×10 in front, 18×9.5 in rear) to maximize front grip for time-attack, where the front does all the work. That's a dedicated track strategy that the broader community generally advises against for street cars, and it's why this guide treats every street and track setup as square.
What winter wheel and tire setup works on the FL5?
The most practical winter setup mirrors the daily card: an 18×9.5 ET45 wheel on a 255/40R18 winter tire. The narrower 255 width plus the taller 40-series sidewall improves snow performance and ride compliance, and 18″ winter tire selection is far broader and cheaper than the OEM 19″ size — dedicated winter compounds like the Bridgestone Blizzak WS90 are readily available here. Keep the ball-seat lug requirement in mind on your winter wheels, run hub-centric rings for the 64.1mm bore, and recalibrate the indirect TPMS after the swap. A lighter cast or flow-formed wheel is fine for a winter set since you're not chasing track weight.
Do I need wheel spacers on the FL5, and what size?
You only need spacers if you're adjusting the stance of a wheel you already have — most owners buying aftermarket wheels simply order the right offset instead. The common use is nudging the deeply tucked OEM ET60 wheel outboard: a 10–15mm hub-centric spacer brings the factory wheel toward a flush face. Use hub-centric slip-on spacers (with their own pressed studs and M14×1.5 nuts) or bolt-on spacers with extended studs — and confirm you have enough thread engagement; thin spacers on the factory pressed-in studs may not leave enough thread for safe torque. The FL5 owner community maintains a dedicated spacer reference thread that's worth reading before buying. As always, match the lug seat type and re-torque to 94 lb-ft after a short drive.
Will FK8 or Integra Type S wheels fit my FL5?
Mechanically, yes — the FK8 Civic Type R, FK2, and the Integra Type S (DE5) all share the FL5's 5×120 bolt pattern, 64.1mm center bore, and ball-seat lug design, so those wheels bolt straight up. The Integra Type S wheel swap in particular is a popular look on the FL5. The caveat is fender geometry: the FL5's body is wider than the FK8's, so an offset that sits perfectly flush on an FK8 will tuck slightly more on an FL5, and vice versa. Treat the bolt-up as guaranteed but verify the offset against the flush/aggressive guidance above for the stance you actually want — don't assume a documented FK8 fitment translates exactly.
How does FMB verify fitment before forging my wheels?
Two layers. First, an FMB sanity check: we cross-reference the configuration you're ordering against your brake package and the ball-seat lug requirement, and compare it to what's commonly documented on similar FL5 builds — if it falls outside what we've seen work, we flag it before you commit. Second, a manufacturer engineering verification: our production partner checks the wheel's backspacing, brake caliper clearance for your specific brakes, and structural spec before anything is forged, and you approve a design render with confirmed specs first. What we can't verify from our end is ride height, tire choice, and alignment — those are between you and your installer on the car, which is why the build form asks for the vehicle details it does.
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We've put the same research into fitment guides across BMW, Porsche, Mercedes-AMG, Tesla, and more — each one built from OEM data and real owner builds, not guesswork. Browse the full collection below to find your platform, or start your FL5 build and we'll verify the details with you before anything is forged.
