Description
On the 2015–2020 BMW Fits and Bolt top mounts (3/5), KW V4 Clubsport is best approached as a chassis-tuning upgrade first and a ride-height change second.
KW V4 Clubsport gives a track-oriented road car independent rebound control plus separate low- and high-speed compression adjustment. This makes it possible to tune platform support under braking, acceleration and cornering separately from the damper's response to faster wheel inputs. The setup should be viewed as a tunable system whose final behavior depends on alignment, tire, ride height and the driver's intended circuit use.
Why Choose the KW V4 Clubsport for This Application?
Choose V4 Clubsport when a track-day build needs three-way damper control to support changes in tire, aero, alignment or circuit surface. It rewards methodical setup work and clear driver feedback.
Key Features
- Independent rebound adjustment
- Separate low- and high-speed compression adjustment
- Clubsport spring rates and application-specific mount configuration
- Broad tuning range for tires, alignment, aero and circuit conditions
Vehicle Fitment
- Make: BMW
- Application: Fits (3) and (5) Bolt top mounts
- KW Jobber Model Years: 15-18
- KW Part Number: 397202AN
Technical Specifications
- Front Height Adjustment: 15-40 mm (0.6-1.6 in)
- Rear Height Adjustment: 20-45 mm (0.8-1.8 in)
- Front Spring Rate: 457 lb/in
- Rear Spring Rate: 915 lb/in
- Top Mount Configuration: Camber / OE*
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. After installation, establish ride height and alignment first, then make damper changes in small increments and record them so the effect of each adjustment remains clear.
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 37: For cars which have electronic dampers, make sure they are shut down. Specific electronical damper shut-downs are available from KW. Please check our accessories list
- KW Note 67: Valving is adjusted by adjustment knobs, rebound is only adjustable if the top of the piston rod is accessible. This will depend on the design of the vehicle.
- KW Note 97: Clubsport coilover with top mount: only with front axle top mount available
- KW Note US4: Only for vehicles with (3) bolt top mount on front axle.
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.