Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
31 00... Notes on threaded chassis M3 CTR
The BMW M3 CTR features a threaded chassis with the following range of adjustments:
- Vehicle height
- Camber on front axle
- Rebound/compression stage, shock absorber
This can be used to adjust the chassis to different road profiles and driving styles.
The chassis has two preset setups:
- Road setup = factory setting for operation in traffic
- Racetrack setup = setting for operation on a racetrack only
Note the following procedures for setting the various setups:
Recommended adjustment values (Road Setup) :
| Rebound stage | Compression stage | Ride level | |
|---|---|---|---|
| Front Axle | 6 clicks open | 9 clicks open | 613 |
| Rear axle | 14 clicks open | 6 x 1/4 rotation open | 597 |
Recommended adjustment values (Racetrack Setup) :
| Rebound stage | Compression stage | Ride level | |
|---|---|---|---|
| Front Axle | 4 clicks open | 8 clicks open | 613 |
| Rear axle | 12 clicks open | 5 x 1/4 rotation open | 597 |
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.