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Bilstein 38-129087 Coil Spring - Rear
| Brand | Bilstein 38-129087 |
|---|---|
| Position | Rear |
| Finish | Black powder coat |
| Series | B3 oe replacement |
| Title | Bilstein shock absorbers |
| Product line | B3 OE Replacement |
| Fits | BMW · 24 vehicles |
OE replacement springs. Restore factory suspension function and safety with OE dimensions and spring rates.
Black powder coat. Helps protect the springs with a durable, clean-looking finish.
Factory-spec design. Built to match original spring design types for proper suspension performance.
Cross-references CSF 6029, Lesjofors 4208412 and 996 358 for the same application. See all 6.
Bilstein B3 OE Replacement Rear Coil Spring
The Bilstein B3 OE Replacement coil spring restores factory suspension geometry and ride support for select BMW 3 Series models. Built to OE dimensions, spring rates, and design type, this rear spring is a direct replacement for worn or sagging original equipment.
- Black powder coat finish for corrosion resistance
- OE replacement design matched to original spring dimensions and rate
- Restores factory suspension function and safety characteristics
- Bilstein B3 OE Replacement series
- Part number 38-129087
OE Replacement Details
The Bilstein B3 OE Replacement line is built for drivers who want suspension service that follows factory specifications rather than changing ride height or handling balance. This rear coil spring is engineered for original-style fitment on BMW 318i, 318is, 323is, 325i, 325is, and 328is applications listed below. If you are replacing a fatigued rear spring on a BMW 3 Series, Bilstein 38-129087 provides an OE-style solution that supports proper suspension operation.
This part cross-references Lesjofors 4208412 for the same application.
Vehicle Fitment
- Fits 1998-1999 BMW 323is, rear, Heavy Duty Version for Standard Suspension Only; B3 OE Replacement
- Fits 1996-1999 BMW 328is, rear, B3 OE Replacement
- Fits 1993-1998 BMW 318i, rear, Heavy Duty Version for Standard Suspension Only; B3 OE Replacement
- Fits 1992-1997 BMW 318is, rear, Heavy Duty Version for Standard Suspension Only; B3 OE Replacement
- Fits 1992-1995 BMW 325is, rear, Heavy Duty Version for Standard Suspension Only; B3 OE Replacement
- Fits 1992 BMW 318i, rear, To 4/1992; B3 OE Replacement
- Fits 1992 BMW 325i, rear, To 4/1992; B3 OE Replacement
Common Replacement Reasons
- Rear suspension sag from a fatigued original spring
- Uneven ride height on a BMW 318i or BMW 328is
- Loss of factory ride support after spring wear
- Noise or instability caused by weakened rear spring tension
- Restoration work requiring OE-style BMW 3 Series suspension parts
Installation Notes
Verify rear suspension configuration and model-year notes before ordering, especially Heavy Duty Version for Standard Suspension Only and the 1992 cutoff noted for certain BMW 318i and 325i applications. Replace springs in accordance with standard suspension service procedures and inspect related rear suspension components during installation. Confirm the spring seat, mount condition, and vehicle-specific fitment for BMW 3 Series rear suspension service.
Quality Assurance
Bilstein manufactures the B3 OE Replacement series to OE dimensions, spring rates, and design types so the replacement spring follows factory specifications for the listed BMW applications. Part number 38-129087 is built as an OE-style suspension service part for direct replacement use.
| Year | Make | Model | Submodel | Body Type | Position | Notes |
|---|---|---|---|---|---|---|
| 1999 | BMW | 323is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1999 | BMW | 328is | Base | — | Rear | B3 OE Replacement |
| 1998 | BMW | 318i | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1998 | BMW | 323is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1998 | BMW | 328is | Base | — | Rear | B3 OE Replacement |
| 1997 | BMW | 318i | Base | Sedan | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1997 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1997 | BMW | 328is | Base | — | Rear | B3 OE Replacement |
| 1996 | BMW | 318i | Base | Sedan | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1996 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1996 | BMW | 328is | Base | — | Rear | B3 OE Replacement |
| 1995 | BMW | 318i | Base | Sedan | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1995 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1995 | BMW | 325is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1994 | BMW | 318i | Base | Sedan | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1994 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1994 | BMW | 325is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1993 | BMW | 318i | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1993 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1993 | BMW | 325is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1992 | BMW | 318i | Base | Sedan | Rear | To 4/1992; B3 OE Replacement |
| 1992 | BMW | 318is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
| 1992 | BMW | 325i | Base | Sedan | Rear | To 4/1992; B3 OE Replacement |
| 1992 | BMW | 325is | Base | — | Rear | Heavy Duty Version for Standard Suspension Only; B3 OE Replacement |
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