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Suplex 06377 Coil Spring - Rear
Rear Coil Spring for BMW xi Applications
Suplex 06377 is a rear coil spring for select BMW 325xi and 330xi models with factory standard suspension. Built with a mini block spring design and green colour coding, it is specified for the rear position and matches the listed dimensions for a direct suspension service replacement.
Key Features
- Part number: 06377
- Brand line: SUPLEX
- Rear coil spring for the rear suspension
- Mini block spring design
- Green colour coding for identification
- Length: 237 mm
- Outer diameter: 70 mm
- Thickness: 10.9 mm, 16.5 mm, and 11.3 mm
- Weight: 3.05
Product Details
Suplex 06377 is a rear coil spring engineered for BMW 325xi and BMW 330xi vehicles from 2001-2005 with factory standard suspension. The SUPLEX product line focuses on suspension components built to match the listed fitment and dimensional requirements, making this spring a practical choice when replacing a worn rear spring on an all-wheel-drive BMW xi chassis. The part number 06377 should be verified against the vehicle’s suspension specification before installation.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
Common Issues This Part Can Address
- Rear ride height that has dropped from spring fatigue
- Uneven rear stance on a BMW 325xi or 330xi
- Noise or instability caused by a weakened coil spring
- Suspension service needs on factory standard rear suspension setups
- Replacement of a rear spring with matching OE-style dimensions
Installation Notes
Fits 2001-2005 BMW 325xi, rear, for vehicles with Factory Standard Suspension; SUPLEX. Fits 2001-2005 BMW 330xi, rear, for vehicles with Factory Standard Suspension; SUPLEX. Confirm rear suspension configuration, spring seat condition, and part number 06377 before installation. Because coil springs store significant energy, use proper spring compression equipment and follow BMW service procedures during replacement.
Quality Assurance
Suplex suspension components are cataloged to specific vehicle applications and dimensional specifications. For BMW 325xi and BMW 330xi rear spring replacement, 06377 is listed for the exact fitment shown above.
| Brand | Suplex |
| Part Number | 06377 |
| Position | SUPLEX, Rear |
| Colour Coding | Green |
| Fitting Position | Rear |
| Length | 237 |
| Outer diameter | 70 |
| Spring Design | Mini block |
| Thickness | 10.9 |
| Thickness 1 | 16.5 |
| Thickness 2 | 11.3 |
| Weight | 3.05 |
This part fits 10 vehicles. Search below:
| Year | Make | Model | Body Type | # Doors | Drive Type | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2005 | BMW | 325xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2005 | BMW | 330xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2004 | BMW | 325xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2004 | BMW | 330xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2003 | BMW | 325xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2003 | BMW | 330xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2002 | BMW | 325xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2002 | BMW | 330xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2001 | BMW | 325xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
| 2001 | BMW | 330xi | Sedan | 4 Door | AWD | GAS | Rear | For vehicles with Factory Standard Suspension; SUPLEX |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.