BMW Motorsport 3.85 Ring and Pinion Gear Set – E46 M3 / E60 M5 / E63 M6 C4352-070 (1) Wear Resistant Teeth

(1) Wear Resistant Teeth

these bolts provide the confidence and performance you need to push boundaries

Extended Engine Life: Our expert balancing service alleviates stress on your engine's main bearings

They will NOT fit M54B25 engines

S38 Inline-6

BMW Motorsport 3.85 Ring and Pinion Gear Set – E46 M3 / E60 M5 / E63 M6 C4352-070 (1) Wear Resistant TeethLooking for a proven way to boost acceleration without adding stress to your BMWs engine or drivetrain? The BMW Motorsport 3. 85 Ring and Pinion Gear Set is one of the most effective performance upgrades available for the E46 M3, E60 M5, and E63 E64 M6. By switching to a shorter final drive ratio, like 3. 85: 1, you increase rear wheel torque by approximately 6%, delivering noticeably quicker acceleration and improved throttle response in every gear.