Enhance your vehicle's performance by replacing your factory rear CVA bones with this lightweight upgrade. These advanced components match the original stock parts in durability while offering a lighter design that cuts overall weight and enhances efficiency. The optimized shaft diameter reduces weight and lowers rotational inertia, allowing for faster acceleration and deceleration.

Key Features and Specifications:

• Weighing in at just 7.0g for the pair, these bones are 35.19% lighter than the standard parts.
• Made from treated high-yield strength steel with exceptional elasticity and toughness
• Low friction, wear-resistant titanium nitride (TiN) coating
• Improved acceleration
• Better braking response
• Increased power transfer
• Lower motor temperatures
• Laser-etched logos and identification markings

Includes: Two CVA bones

Replaces: AE RC10B74 CVA Bones, 66mm # 92212

Fits:

• RC10B74
• RC10B74.1
• RC10B74.1D
• RC10B74.2
• RC10B74.2D

Best performance when used with R1 Wurks 900071 Lightweight B7 Rear CVA Axle

Team Driver Tip: Use R1 Wurks Black WS2 Grease at the joint and drive cup during assembly.