Description
Mazda SE3P RX-8 pillowball top mounts (03-12) BC Racing DS coilover kit 8/6 kg/mm
The BC Racing DS coilover kit RX-8 pillowball (part number N-05-DS-DA) is a coilover kit adjustable in height and damping, also simply called a coilover, for the Mazda RX-8 SE3P, model years 2003 to 2012. The spring rate is 8 kg/mm front and 6 kg/mm rear.
This is the track-focused DS series from BC Racing in the version with pillowball top mounts at the front. The kit is intended for an RX-8 that often goes on track and where you want pillowball at the front instead of rubber.
The digressive piston gives firmer damping at piston speeds from 0 to 50 mm/s, so that the body stays calmer on turn-in and under braking. You adjust the damping in 30 clicks and the ride height independently of the spring preload. At the rear, the kit uses rubber or the original mounting.
Key benefits
- Pillowball top mounts at the front: pillowball or camber plate at the front, rubber or original at the rear.
- Digressive piston: more control over slow body movements.
- 30-click damping adjustment: compression and rebound adjustable together.
- Ride height independent of spring preload: lower the car without giving up damper stroke.
- Spring rate 8/6 kg/mm: matched to the RX-8 SE3P.
- Satin chrome damper body: with concave lower lock ring.
- Rebuildable: the dampers can be rebuilt.
Suitable for
Mazda RX-8 SE3P, model years 2003 to 2012. BC Racing lists no exclusions within this generation.
- Regular track use with the RX-8
- Sporty road use with firm suspension
- Drivers who want pillowball top mounts at the front
Technical specifications
- Manufacturer: BC Racing
- Part number: N-05-DS-DA
- Series: DS, track-focused
- Version: with pillowball top mounts at the front
- Spring rate front/rear: 8/6 kg/mm
- Damper design: monotube with digressive piston, satin chrome damper body
- Damping: 30 clicks, compression and rebound simultaneously
- Ride height: adjustable via the damper body, independent of the spring preload
- Top mounts: pillowball or camber plate front, rubber or original rear
- Contents: dampers and springs front and rear, lower mounts, top mounts where applicable, adjustment spanners and warranty card with serial number
- Warranty: 1 year on manufacturing defects; noise from this track-focused series is not covered by the warranty
Fitting and delivery
The kit is vehicle-specific and replaces the original dampers and springs. We recommend having it fitted by an experienced mechanic. On some cars the pillowball top mount at the front requires a small modification to the upper mounting; if in doubt, contact us. After setting the ride height, a new wheel alignment is needed. The delivery time is 1 to 2 weeks as long as the manufacturer has stock. If the kit is temporarily out of stock, you can still order and we will keep you informed of the delivery date.
Like the N-05-DS-DS, the DS kit N-05-DS-DA for the RX-8 has 8/6 kg/mm springs and 30 clicks of damping adjustment, but with pillowball top mounts at the front instead of rubber.
Why choose this DS coilover kit RX-8 pillowball?
Because here you combine the track-focused DS damping with pillowball top mounts at the front. That makes this kit interesting for an RX-8 that is often driven on track, where you prefer pillowball to rubber between the strut and the body. You adjust the damping in 30 clicks and the ride height independently of the spring preload.
BC Racing coilover kits for the Mazda RX-8 SE3P
Overview of the BC Racing series for the Mazda RX-8 SE3P supplied by Race4DriftParts, with the BC Racing part number. Spring rates in kg/mm, front/rear.
| Series | Part number | Springs f/r | Damping | Intended for |
|---|---|---|---|---|
| BR | N-05-BR-RS | 8/6 | 30 clicks, linear, rubber top mounts front | Road with the occasional track day |
| DS (this kit) | N-05-DS-DA | 8/6 | 30 clicks, digressive, pillowball top mounts front | Track-focused, sporty road use |
| DS | N-05-DS-DS | 8/6 | 30 clicks, digressive, rubber top mounts front | Track-focused, sporty road use |
| ER | N-05-ER | 10/7 | 2-way, 30 clicks per direction, external reservoir | Serious track and competition use |
| ER | N-05-ER | 10/8 | 2-way, 30 clicks per direction, external reservoir | Serious track and competition use |
| ZX | N-05-ZX | 8/6 | 3-way (20/12/30 clicks), external reservoir | Competition, long sessions, drifting |
Frequently asked questions
What is the difference between the BC Racing DS and BR for the Mazda RX-8?
The DS is track-focused with a digressive piston, while the BR, with its linear piston, is intended for the road with the occasional track day. Both have 30 clicks of damping adjustment and 8/6 kg/mm springs for the RX-8. The BR kit for the RX-8 has rubber top mounts at the front, this DS kit has pillowball.
What is the difference between the BC Racing DS coilover kit RX-8 pillowball and the DS with rubber top mounts?
The difference is in the front top mounts. The DS coilover kit RX-8 pillowball (N-05-DS-DA) has pillowball top mounts at the front, the N-05-DS-DS has rubber top mounts; both have 8/6 kg/mm springs and 30 clicks of damping adjustment. Rubber top mounts transmit less noise to the body.
Does the BC Racing DS coilover kit with pillowball top mounts fit every Mazda RX-8 SE3P?
Yes, the kit is made for the Mazda RX-8 SE3P, and BC Racing UK lists model years 2003 to 2012 for the RX-8, without exclusions. On some cars, however, the pillowball top mount at the front requires a small modification to the upper mounting. If you have an RX-8 from 2008 or later, or if you are in doubt, contact us and we will check the fit for you.
What is the delivery time of the BC Racing DS coilover kit with pillowball top mounts for the RX-8?
The delivery time is 1 to 2 weeks as long as the manufacturer has stock. If the kit is sold out at BC Racing, you can still order it and we will let you know when it comes in.
Delivery outside the European Union: different shipping costs may apply. Don’t worry: we will email you as soon as possible after your order and agree the shipping with you. You are not committed to anything without your consent.







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