Upgrade your BMW’s Limited Slip Differential with RacingDiffs spider gear shims, engineered for enthusiasts demanding durability and precision. These replacement thrust washers are designed to fit all BMW LSDs, including 168mm (small case), 188mm (medium case), and 210mm (large case) differentials.

• Material: High-grade tool steel for maximum strength and longevity
• Hardening Process: Enhanced with an advanced hardening step for superior resilience
• Nitration Treatment: Surface nitrided for increased wear resistance and durability
• Fitment: Direct fit for all BMW Limited Slip Differentials (168mm, 188mm, 210mm)

Each set includes the shims shown in the product images. Ideal for enthusiasts maintaining or rebuilding their BMW LSD, ensuring optimal differential performance and reliability. Price is per set. Trust RacingDiffs for precision-engineered differential components.