Description
On the 1988–1991 BMW M3 (E30), KW V1 is best approached as a chassis-tuning upgrade first and a ride-height change second.
KW V1 combines threaded ride-height adjustment with an application-specific, factory-set damper calibration. It is intended for drivers who want the response and stance benefits of a complete coilover without external damping controls. On a performance-focused chassis like this, suspension tuning becomes increasingly valuable as tire grip, alignment and braking capability are raised.
Why Choose the KW V1 for This Application?
Choose the V1 when you want a complete KW coilover and adjustable stance but prefer KW to define the damper calibration. It is the simplest route into the KW coilover range and avoids adding setup decisions the car may not need.
Key Features
- Continuously adjustable ride height within the application-specific range
- Preset KW damping developed for the vehicle application
- Stainless-steel KW coilover construction on applicable strut assemblies
- No rebound or compression tuning required after installation
Vehicle Fitment
- Make: BMW
- Application: M3 (E30)
- Configuration: including forged KW spindles
- KW Jobber Model Years: 88-91
- KW Part Number: 102200DB
Technical Specifications
- Front Height Adjustment: 25-55 mm (1.0-2.2 in)
- Rear Height Adjustment: 25-55 mm (1.0-2.2 in)
- Front Spring Rate: 400 lb/in
- Rear Spring Rate: Progressive-rate spring (KW jobber designation)
Enthusiast Setup Perspective
This setup makes the most sense when the suspension is being treated as part of a complete package. Final ride height, alignment, tire choice and available bump travel should be considered together rather than setting the car as low as possible. For a road-driven car, preserving usable bump travel and sensible alignment is usually more important than using the full available lowering range.
Important KW Fitment Notes
- KW Note 2: Height adjustable front and rear axles (front axle threaded strut housings, rear axle adjustable springs + dampers)
- KW Note 6: When using original tires, wheel offset spacers may be required
- KW Note 62: Not for vehicles with electronic damping
- KW Note 408: Front axle coilovers incl. Knuckle in galvanized steel
Fitment note: Specifications above are tied to the exact KW part number shown and the application data in the supplied KW jobber sheet. Confirm the vehicle's drivetrain, factory electronic suspension, axle weight and any listed hardware requirements before ordering.