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Lesjofors 4008423 Coil Spring - Front
| Brand | Lesjofors 4008423 |
|---|---|
| Position | Front |
| Fits | BMW · 7 vehicles |
OE quality replacement. Certified to meet or exceed OE standards.
Heat-treated steel. Built from high-strength steel for dependable spring performance.
Protective coatings. Zinc phosphate and epoxy powder coat help resist corrosion.
Cross-references 31331137954 for the same application. See all 1.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Front Coil Spring for BMW 850Ci and 850i
Lesjofors 4008423 is a front coil spring for select BMW 8 Series applications. It is built to OE-quality standards with high-strength steel and surface treatments that support long-term corrosion resistance and consistent spring performance.
Key Features
- Front coil spring for BMW 850Ci and BMW 850i applications
- Manufactured from high-strength steel
- Heat treated, shot peened, and pre-set for stable spring characteristics
- Zinc phosphate coated and epoxy powder coat painted for added corrosion protection
- OE-quality replacement spring from Lesjofors
- Part number 4008423 for direct catalog lookup
Detailed Description
Lesjofors 4008423 is a replacement front coil spring engineered for 1993-1997 BMW 850Ci and 1991-1992 BMW 850i models. This spring is manufactured using controlled heat treatment, shot peening, and pre-setting processes to help maintain consistent ride height and spring rate. The zinc phosphate coating and epoxy powder coat finish add protection against road exposure, making it a practical choice for restoring front suspension performance on the BMW 850Ci and BMW 850i. This part cross-references BMW 31331137954 for the same application.
What It Helps Address
- Front-end sag from a fatigued coil spring
- Uneven ride height on the BMW 850Ci or BMW 850i
- Noisy or unstable suspension behavior caused by worn spring support
- Reduced ride quality from age-related spring loss
- Corrosion-related spring deterioration
Installation Notes and Tips
Compatible With 1993-1997 BMW 850Ci, front and 1991-1992 BMW 850i, front. Verify front suspension condition before installation and inspect related components such as strut mounts, spring seats, and isolators. Seat included: No.
Quality Assurance
Lesjofors has a long spring-manufacturing history dating back to 1852 and supplies replacement springs built to meet or exceed OE quality expectations. Part number 4008423 is produced and tested to support consistent fitment and performance for the listed BMW applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1997 | BMW | 850Ci | Front | — |
| 1996 | BMW | 850Ci | Front | — |
| 1995 | BMW | 850Ci | Front | — |
| 1994 | BMW | 850Ci | Front | — |
| 1993 | BMW | 850Ci | Front | — |
| 1992 | BMW | 850i | Front | — |
| 1991 | BMW | 850i | Front | — |
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