CNC-machined rear upright made from premium lightweight T6 aluminum. Ultra-strong rear upright provides very long life and durability in even the most extreme racing conditions, features an integrated 1° outboard toe-in. Use of outboard toe-in will increase the corner speed. Complete set of left and right blocks.
Composite bushings are used to secure the ball-bearings in both sides of this rear upright; this allows the ball-bearings to fit perfectly and turn freely, giving much higher lifetime compared to bearings installed directly into aluminum uprights. Includes composite bushings and ball-bearings. Fits XRAY T2. NOTE: This aluminum uprights use the #940509 High-Speed Ball-Bearing 5x9x3 Rubber Sealed (2)
The latest production changes for the aluminum rear uprights are two new roll center positions, giving a total of 4 different roll center positions. The super-fine tuning roll center positions allow for very small set-up adjustments to tailor your car to different track conditions, and also depending on tire choice (rubber or foam). Roll center positions may be additionally adjusted by using shims of different thickness to alter the height of the roll center link. Please refer to the XRAY Set-up Book for more information about the effects of roll center adjustment and how to make the adjustments.
