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LFI Fitment Guide · Toyota GR Yaris

Toyota GR YarisForged WheelFitment Guide

A car-enthusiast GR Yaris fitment guide built around real LFI customer setups: 5x114.3, 60.1 mm hub-centric machining, square GR-Four AWD fitment, glossy white TRS-02 V2 and TRS-05 forged wheels, plus the small details that decide whether a wheel just fits — or actually drives properly.

Written by Kevin Wang, Founder & Lead Engineer · La Forge Industries · Published · Updated

  • 5x114.3 PCD
  • 60.1 mm centre bore
  • M12x1.5 hardware
  • Square AWD setup
  • 18x9.5 ET43 customer cases
  • LFI TRS-02 V2 featured build
Discuss your Toyota build See customer builds
Talk to LFI about a GR Yaris setup See the customer builds
Toyota GR Yaris on glossy white LFI TRS-02 V2 forged wheels in 18x9.5 ET43 square fitment
Featured LFI customer build: Toyota GR Yaris on glossy white LFI TRS-02 V2 forged wheels, build ref LFI012023_661.
5x114.3 GR Yaris bolt pattern for custom LFI machining.
60.1 mm True hub-centric centre bore target.
18x9.5 Photo-backed track-width customer fitment.
Square Same width, offset and tyre size for GR-Four AWD.
Overview

Small CarBig Fitment Sensitivity

The GR Yaris is not the kind of car where you throw on a random 5x114.3 wheel and hope for the best. It is short, wide, turbocharged, all-wheel-drive, and very sensitive to wheel weight, tyre support and offset. Get the fitment right and the car feels sharper everywhere. Get it lazy, heavy or mismatched, and the car loses the point of being a GR Yaris. For the production side behind that fitment work, see how LFI wheels are made.

01

Square AWD logic.
The GR-Four system wants consistent rolling behavior across all four corners. For normal road and track use, keep the setup square.

02

Real brake clearance.
Spoke profile, barrel shape and hub pad thickness all matter. A spec sheet alone does not tell the whole clearance story.

03

Weight still matters.
The GR Yaris rewards lighter forged wheels immediately: steering, braking, throttle response and mid-corner compliance all feel cleaner.

Quick Specs

GR YarisWheel Reference

Item GR Yaris reference LFI fitment note
Bolt pattern 5x114.3 LFI machines the PCD directly for the vehicle. No multi-PCD shortcut.
Centre bore 60.1 mm Use true hub-centric machining instead of relying on generic hub rings.
Lug thread M12x1.5 Factory Toyota mag-seat nuts do not belong on conical-seat aftermarket wheels.
Aftermarket seat 60° conical recommended Confirm lug-seat type before installation.
Customer track reference 18x9.5 ET43 square Used across the photo-backed TRS-02 V2 and TRS-05 customer cases.
Recommended layout Square Same width, offset and tyre size front and rear for normal GR-Four AWD use.
Install note: always verify lug torque, brake clearance, tyre load index and market-specific vehicle label data before production and installation.
Engineering

Light Enough to FeelStrong Enough to Use

A GR Yaris wheel does not need to be built like a heavy SUV wheel. It needs to be light, stiff, accurate and strong enough for the tyre and driving style. That is why LFI treats load target, spoke geometry, hub pad, brake clearance and tyre behavior as one package instead of stopping at a basic radial-load check; the deeper logic is covered in LFI’s combined-load FEA article.

Load target, not overkill

For selected GR Yaris forged specs, LFI positions 690 kg per wheel as a strong road and track-capable baseline. 790 kg can be chosen for harder track use, rough roads or customers who want more reserve.

Torque still enters the wheel

The GR-Four system does not just place vertical load into the wheel. Launches, corner exits and sticky tires put torque through the hub, spokes and bead seat. LFI reviews those paths before cutting metal.

Wheel load rating Per-axle equivalent Margin vs 550 kg reference GR Yaris positioning
690 kg 1,380 kg per axle ~25% margin Strong lightweight baseline for many road and track-day GR Yaris builds.
790 kg 1,580 kg per axle ~44% margin Good choice for rough roads, curb-heavy circuits or customers wanting more reserve.
890 kg 1,780 kg per axle ~62% margin Available on selected heavy-duty designs, but usually more than a lightweight GR Yaris needs.
LFI forged wheel FEA review example for GR Yaris wheel engineering
FEA before machining: LFI checks load paths around spokes, hub pad, bolt seats and barrel transitions before CNC work.
LFI forged wheel weight verification example on digital scale
Weight matters: final GR Yaris wheel weight depends on size, offset, profile, finish and load target.
Talk through your GR Yaris build Read LFI’s combined-load FEA article
GR-Four AWD note: do not treat the GR Yaris like a normal staggered rear-drive car. For typical road and track use, LFI recommends a square setup: same width, offset and tyre size at all four corners.
JWL wheel testing standard logo
Reference test basis: CSF1 19x9 ET29 was tested to JWL Aug. 2014 conditions at the stated load.
TUV SUD accredited laboratory logo
Named lab route: the reference report runs through a TUV SUD accredited lab. Each custom order still gets its own load, brake, tyre, and fitment review.
Customer Builds

Two Gloss WhiteGR Yaris Fitments

TRS-05 — the original maximum-grip reference

This Singapore customer car is the original GR Yaris case study, and its image stays exactly where it belongs. It runs LFI TRS-05 forged wheels in the same 18x9.5 ET43 square direction, giving the GR Yaris a serious track-width footprint without relying on spacers.

The look is more multi-spoke motorsport. The fitment point is the same: wide tyre support, correct AWD logic and brake-clearance-aware custom machining.

Toyota GR Yaris Circuit Pack on LFI TRS-05 forged wheels in 18x9.5 ET43 square fitment
Original Case Study 1 image restored: GR Yaris Circuit Pack on LFI TRS-05.
LFI TRS-05 racing forged wheel product image
LFI TRS-05 product reference image.
Shop TRS-05 forged wheels for Toyota GR Yaris

TRS-02 V2 — five-spoke rally energy

The second case is a Japan-based customer build using the same serious spec as the TRS-05 car, but it swaps the character to TRS-02 V2. On a GR Yaris, that five-spoke shape just makes sense: bold, simple and motorsport without looking overdone.

This is now the hero and featured build because the car photo is clean, the wheel is easy to read, and the spec gives customers a strong visual target.

Toyota GR Yaris on glossy white LFI TRS-02 V2 forged wheels
Case Study 2: LFI012023_661, GR Yaris on glossy white TRS-02 V2.
LFI TRS-02 V2 racing forged wheel product image
LFI TRS-02 V2 product reference image.
Shop TRS-02 V2 forged wheels for Toyota GR Yaris
Testing & Compliance

Custom FitmentNeeds Real Validation

Term What it means How it applies to LFI custom forged wheels
JWL Japanese technical standard for light alloy wheels. Used as a reference framework for strength, fatigue and impact requirements.
VIA Japanese third-party wheel registration and verification system. Applies only to exact wheel models and specifications that are formally registered.
SAE Aftermarket wheel performance testing framework. Useful for impact and fatigue context depending on market and specification.
LFI validation Engineering, inspection and internal review process. Used for bespoke specs built from validated material, design and machining processes.
Custom forged wheels are not one-size-fits-all. Width, offset, PCD, brake clearance and vehicle use can change the specification, so LFI validates the actual build direction before production. For the wider testing framework, see LFI Testing & Compliance.
Global Support

Built in SingaporeSupplied Globally

Fitment consultation

LFI reviews wheel width, offset, tyre target, brake clearance, ride height and alignment before the final spec is locked.

Road and tyre conditions

Specs can be adjusted for potholes, rough roads, wet-weather use, semi-slick tires or proper circuit work.

Singapore / Malaysia support

Visit LFI at 76 Playfair Road, #01-03, Singapore 367996, or start directly on WhatsApp.

View LFI on Google Maps
External References

Wheel StandardsAnd Fitment Resources

Reference What it supports Link
Toyota Owner Manuals Vehicle-specific wheel, tyre, load and service reference. Toyota manuals
JWL / VIA reference JWL marking and VIA context for light-alloy wheels in Japan. JWTC FAQ
TÜV SÜD wheel testing Third-party wheel testing context. TÜV SÜD
SAE J2530 Aftermarket wheel performance requirements and test procedures. SAE J2530
FAQ

GR YarisWheel FAQ

Are the GR Yaris builds shown here real LFI customer builds?

Yes. This guide includes selected LFI customer fitments, including the TRS-02 V2 build ref LFI012023_661 and the TRS-05 build ref LFI012022_322.

What is the Toyota GR Yaris bolt pattern?

The Toyota GR Yaris uses a 5x114.3 mm bolt pattern.

What is the GR Yaris centre bore?

The GR Yaris uses a 60.1 mm centre bore. LFI recommends true hub-centric machining.

Should the GR Yaris run square or staggered wheels?

The GR Yaris should normally run a square setup with the same wheel width, offset and tyre size on all four corners.

Can I reuse factory Toyota lug nuts on LFI wheels?

No. Factory Toyota mag-seat lug nuts should not be reused on conical-seat aftermarket forged wheels.

Can I run 18x9.5 wheels on a GR Yaris?

Yes. LFI has GR Yaris customer references using 18x9.5 ET43 square, but tyre model, ride height, brake clearance and alignment should be checked before production.

Do I need spacers for flush GR Yaris fitment?

No. LFI machines the offset into the forged wheel specification so the setup can be built without relying on bolt-on spacers.

What information does LFI need before building my wheels?

LFI should confirm model year, brake package, suspension height, tyre size, alignment target, desired stance, lug requirement, finish and intended street or track use.

Start a GR Yaris Build

Build the Wheel Aroundthe Actual Car

Send LFI your GR Yaris model, brake package, current ride height, target tyre, preferred wheel diameter, stance goal, track-use plan and finish direction. LFI will help lock the correct square forged setup before production.

Speak with LFI about your GR Yaris wheels
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