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This product was last offered at the strikethrough price on
05-03-2026
This product was last offered at the strikethrough price on
05-03-2026
This kit includes Turner Motorsport solid aluminum differential race mounts pre installed in the differential cover for a quick install. These mounts where developed by Turner Motorsport for their Grand-Am Cup E46 M3 race cars, the advantages of solid aluminum mounts is increased suspension & drivetrain response, less drivetrain loss resulting in more wheel horsepower, and longevity - they effectively last forever. These CNC-machined mounts are a direct replacement for the stock rubber pieces, and have been lightened to remove excess weight.
This product was last offered at the strikethrough price on
08-04-2026
Dial in your BMW’s handling like never before with this exclusive Doorbuster offer! Turner Motorsport’s Monoball Rear Trailing Arm Bushings (RTAB) deliver precision alignment, improved rear articulation, and race-inspired performance for the street or track. With a newly available sealed design, these bushings combine ultimate performance with long-lasting durability—making them the perfect upgrade for any BMW enthusiast.
Turner Monoball Rear Trailing Arm Bushings (RTAB)
Turner’s redesigned RTABs now feature a sealed bearing, protecting against contaminants like salt, grit, and road debris while eliminating the need for any lubrication or maintenance—ever. Drawing on over two decades of racetrack expertise, Turner brings precision, durability, and performance straight to your BMW.
Key Benefits:
Eliminates unwanted deflection, maintaining alignment and reducing wheel hop
Allows full trailing arm articulation with low-friction movement
Eliminates binding issues common in rubber or poly bushings
Street-ready: uses OE Lemforder sealed, greased ball joints for long life without increasing NVH
Design Features:
Housing: CNC billet 6061-T6 aluminum, type II anodized for corrosion resistance and strength
Bearing: OE Mercedes/Lemforder 2043520027 sealed ball joint
Bearing Inserts: CNC machined 303 stainless steel
Rebuildable: Rebuild Kit ES2695379 (x2) available
Turner Monoball Rear Upper Control Arm Inner Bushings – Race
For the ultimate in performance, Turner also offers monoball rear upper control arm bushings designed exclusively for track use. These race-grade bushings prevent side loading, allowing full control arm movement and unparalleled precision. While optimized for the track, daring enthusiasts willing to tolerate increased noise, vibration, and harshness may also consider them for street use.
Turner Motorsport continues to deliver high-quality BMW performance parts that combine durability, precision, and race-bred technology—allowing your BMW to perform at its full potential.