Description
BC Racing BR coilover kit Nissan 350Z Z33 True Rear Fairlady Z (03-09) 9/5 kg/mm
The BC Racing BR coilover kit 350Z True Rear (part number D-107-BR-RS) is a coilover kit adjustable in height and damping, also simply called a coilover, for the Nissan 350Z and Fairlady Z (Z33), model years 2003 to 2009, in True Rear version. The spring rate is 9 kg/mm front and 5 kg/mm rear.
It is the entry point into complete struts all round for the Z33. With True Rear, the spring at the rear sits around the damper, just like at the front. From the factory, and on the standard version of this kit, the Z33 has a separate spring and a separate damper at the rear.
The BR series is BC Racing’s all-rounder: comfortable enough for daily use, but tight enough for a track day or autocross. With the True Rear construction you also set the ride height at the rear directly on the thread.
The spring rate is 9/5 kg/mm and you adjust the damping in 30 clicks. The height is fully adjustable independently of the spring preload.
Key benefits
- True Rear in the BR series: a complete strut at the rear with the all-round BR setup.
- All-round setup: for the road and the occasional track day.
- 30-click adjustment: compression and rebound together per damper.
- Linear piston: predictable and easy to get to know.
- Height independent of preload: fully adjustable without losing damper stroke.
- Rubber top mounts: rubber top mounts at the front, rubber or original top mounts at the rear.
- Spring rate 9/5 kg/mm: matched to the True Rear rear end.
Suitable for
Nissan 350Z and Fairlady Z Z33, model years 2003 to 2009
- Daily driving with tighter suspension
- The occasional track day, autocross or drift
- Drivers who want a complete strut at the rear without paying reservoir prices
Technical specifications
- Manufacturer: BC Racing
- Part number: D-107-BR-RS
- Series: BR, all-round road and track day
- Version: True Rear, complete strut at the rear (spring around the damper)
- Spring rate front/rear: 9/5 kg/mm
- Damper design: monotube with linear piston
- Damping: 30 clicks, compression and rebound simultaneously
- Ride height: fully adjustable, independent of the spring preload
- Top mounts: rubber top mounts at the front, rubber or original top mounts at the rear (code RS)
- Contents: 4 struts with dampers and springs, lower mounts, top mounts where applicable, adjustment spanners and warranty card with serial number
- Warranty: 1 year on manufacturing defects
Fitting and delivery
You replace the dampers and springs all round; at the rear, the separate spring and damper make way for the coilover. We recommend having it fitted by an experienced mechanic. Have the wheel alignment reset after adjusting the height. The delivery time is 1 to 2 weeks as long as the manufacturer has stock. Not in stock? You can still order, and we will keep you informed.
Complete struts all round on your Z33, without immediately paying the price of a competition kit.
Why choose this BR coilover kit 350Z True Rear?
The BR gives you a tighter, lower 350Z that remains comfortable for everyday driving. Thanks to the True Rear construction you have the same freedom at the rear as at the front, which makes setting balance and height a lot easier.
BC Racing coilover kits for the Nissan 350Z (Z33) True Rear
Overview of the BC Racing series for the Nissan 350Z (Z33) True Rear 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 (this kit) | D-107-BR-RS | 9/5 | 30 clicks, linear | Road with the occasional track day |
| DS | D-107-DS-DS | 9/5 | 30 clicks, digressive | Track-focused, sporty road use |
| ER | D-107-ER | 12/5 | 2-way, 30 clicks per direction, external reservoir | Serious track and competition use |
| ZX | D-107-ZX | 16/5.5 | 3-way (20/12/30 clicks), external reservoir | Competition, long sessions, drifting |
For the standard version without True Rear, with a separate spring and a separate damper at the rear, BC Racing has separate kits. Their part numbers start with D-17.
Frequently asked questions
What does True Rear mean for the BC Racing BR coilover kit for the Nissan 350Z?
With True Rear (D-107), the rear becomes a complete strut with the spring around the damper. The standard BR for the Z33 (D-17-BR-RS) keeps a separate spring and separate damper at the rear and has 9/8 kg/mm instead of 9/5 kg/mm.
BC Racing BR or DS for the Nissan 350Z True Rear, which one suits me?
If you mainly drive on the road with the occasional track day, the BR coilover kit 350Z True Rear is the logical choice. If you go to the track more often, the DS with digressive piston gives more control.
Is the BC Racing BR coilover kit 350Z True Rear still comfortable on the road?
Yes, the BR series is intended precisely for daily use. With 30 clicks you set the damping softer for the road and firmer for the track.
What is the delivery time of this BC Racing BR coilover kit for the Nissan 350Z True Rear?
The delivery time is 1 to 2 weeks if the manufacturer has stock. Otherwise you can still order and we will let you know when it is here.
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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