Description
Our Turner Motorsport rear shifter bushing is a precision-engineered solution designed to eliminate excessive deflection in the factory BMW G8X shift carrier assembly. The OEM rubber bushing introduces unwanted compliance that translates to a vague shifter feel, imprecision under load, and potential gear misalignment during aggressive driving. This polyurethane and billet aluminum replacement addresses that with a focused approach to both material selection and mechanical function.
Our engineer replaced the soft rubber isolator with a 70A durometer polyurethane bushing housed in a CNC-machined 6061-T6 aluminum body. The result is a significant reduction in bushing deflection while retaining the necessary articulation for BMW’s dual-bushing shift carrier design. Strategically placed relief cuts in the poly insert allow controlled movement without compromising rigidity where it matters most, translating to a more direct, confident shift feel without introducing harsh NVH into the cabin.
By maintaining stock geometry and compatibility with OEM components, this bushing installs as a direct replacement for BMW part #25118623459, with no modification required. Ideal for spirited street driving, track use, or anyone seeking a more mechanical and connected shift experience.
Technical Specs
- 70A polyurethane construction for optimal stiffness-to-compliance ratio
- CNC-machined 6061-T6 billet aluminum housing
- Type II anodized for corrosion resistance
- Retains dual-axis articulation of factory shift arm
- Direct fitment for G80 M3 / G82 M4 / G87 M2 (with manual transmission)
Performance Gains
- Drastically reduces lateral and fore-aft play in the shifter
- Improves shift precision, especially under load or high-RPM shifts
- Minimizes missed shifts and sloppy gear engagement
- Maintains daily drivability with near-OEM NVH levels
Whether you’re chasing lap times or just want your daily to feel more dialed in, this rear shifter bushing is a must-have for restoring and upgrading the mechanical precision BMW’s manual platform deserves.
If you’re looking to take things a step further, adding our Dual Shear Selector Rod and Short Shifter is a great way to build on this upgrade and unlock even more shift feel and precision – whenever you’re ready.
Vehicles Supported
BMW G87 M2
BMW G8X M3/M4, including Competition
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