Sourced from SACHS, this spring (994 525) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Diameter [mm]: EPDM mm, Length [mm]: 337 mm, Parameter: E, Outer Diameter [mm]: 102 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Verified to fit BMW models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 06404, 33 53 6 790 132, 6 790 132, 86801 and 2 more. Matching these numbers confirms a like-for-like replacement with no loss of function. SACHS is a recognised supplier of automotive suspension components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

Sachs, established in 1895 in Schweinfurt, Germany, is a leading manufacturer of drivetrain and suspension components now part of the ZF Group. Sachs specialises in clutch systems, shock absorbers, dual-mass flywheels, and torque converters. As a tier-one OE supplier to manufacturers including BMW, Mercedes-Benz, Volkswagen, and Audi, Sachs components deliver the same quality found in new vehicles. Choosing Sachs ensures reliable drivetrain performance with products engineered to withstand the most demanding driving conditions.