The Garrett Turbine Housing Kit in 1.40 A/R is purpose-built for competitors running the special-version 103mm turbine wheel platform, giving Class LDR and X275 racers a genuine Garrett housing engineered to match their exact turbine spec. This is the housing serious drag radial and no-prep competitors turn to when they need a proven, factory-correct fit for their GX-Race55 build. If your combination is built around the 103TW turbine wheel and you’re racing in LDR or X275, this is the housing designed for your application.
Specifications
- A/R Ratio: 1.40
- Inlet/Outlet Configuration: V-Band In/Out
- Turbine Wheel Compatibility: 103mm (special version)
- Class: LDR
- Application: X275
- Product Line: GX-Race55 / GXRace
- Garrett P/N: 761208-0087
Performance & Application
This turbine housing is engineered specifically for the special-version 103mm turbine wheel used in Garrett’s GX-Race55 lineup. The 1.40 A/R sizing and V-Band in/out configuration make it a purpose-fit component for racers running Class LDR or X275 rules, where turbine housing selection directly impacts how the turbocharger’s exhaust-side performance is matched to the rest of the drivetrain. It is built for competitors who need a genuine Garrett housing matched precisely to their 103TW-equipped turbo, not a generic aftermarket substitute.
Compatibility & Fitment
- Designed for Class LDR competition
- Designed for X275 competition
- Fits the special version 103mm turbine wheel (103TW)
Frequently Asked Questions
- What is the A/R ratio of this turbine housing?
- This turbine housing kit is rated at a 1.40 A/R.
- What turbine wheel is this housing designed for?
- It is built for the special version 103mm turbine wheel (103TW).
- What inlet/outlet style does this housing use?
- It uses a V-Band configuration on both the inlet and outlet.
- What racing classes is this housing intended for?
- This housing is designated for Class LDR and X275 competition.
For LDR and X275 competitors running the 103mm special-version turbine wheel, this genuine Garrett 1.40 A/R V-Band housing is the correct, factory-matched choice for the job.

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