SAE Standards Works
Truck and Bus Wheel Committee
J2475 - Wheel End Assembly and Axle Spindle Interface Dimensions--Truck and Bus
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Wheel End Assembly and Axle Spindle Interface Dimensions--Truck and Bus
This recommended practice contains dimensions and tolerances for spindles in the interface area. Interfacing components include axle spindle, bearing cones, bearing spacer, seal and wheel hub. This recommended practice is intended for axles commonly used on Class 7 and 8 commercial vehicles. Included are SAE axle configurations FF, FL, I80, L, U, W, R, N and P.