GrimmSpeed Shifter Bushing Kit
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GrimmSpeed Shifter Bushing Kit - Subaru WRX STI (GDB/GRF/GVF/VAB)
If your STI's shifter has gone loose and vague between gears, GrimmSpeed built this kit to fix exactly that. Worn factory rubber bushings let the shifter linkage move around more than it should, and GrimmSpeed's polyurethane replacements tighten everything back up for a crisper, more mechanical shift feel on your Subaru WRX STI.
This listing covers the 6-speed manual Subaru WRX STI across GDB, GRF, GVF and VAB chassis. SKU GRM.1153.1.0 is a direct factory replacement with no cutting, drilling or modification required.
Kit Contents
- 1x rear shifter bushing (80A durometer polyurethane)
- 2x rear bushing sleeves
- 2x front shifter bushings (90A durometer polyurethane)
- 1x front bushing sleeve
- 2x M8 x 1.25 x 35mm flanged bolts, zinc coated
Key Features
- Firmer front bushings for reduced flex and improved rigidity
- Balanced rear bushing compound for everyday drivability
- 304 stainless steel inserts for load distribution and corrosion resistance
- Zinc coated hardware included for long term reliability
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your STI's model year and transmission configuration are confirmed before ordering.
Not sure if this kit suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Subaru | WRX STI | GDB | - |
| Subaru | WRX STI | GRF | - |
| Subaru | WRX STI | GVF | - |
| Subaru | WRX STI | VAB | - |
Technical Specifications
| Spec | Value |
|---|---|
| Front Bushing Material | 90A durometer polyurethane |
| Rear Bushing Material | 80A durometer polyurethane |
| Insert Material | Precision machined 304 stainless steel |
| Hardware Finish | Zinc coated steel |
| Bolt Size | M8 x 1.25 x 35 mm flanged bolts |
| Construction Materials | Polyurethane, 304 stainless steel, zinc coated steel |
| Transmission Compatibility | 6-speed manual |
| Kit Contents | 1x Rear shifter bushing, 2x Rear bushing sleeves, 2x Front shifter bushings, 1x Front bushing sleeve, 2x M8 x 1.25 x 35mm flanged bolts |
No instructions available for this product.

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