ALIGNMENT Camber/Caster Terms & Definitions ALIGNMENT TERMS for CAMBER DEFINITION Inward or outward tilt of the top of the wheel PURPOSE Adjustment centers the vehicle’s load on tire, eliminating pull. Proper adjustments reduce camber tire wear and pulling METHODS OF ADJUSTMENT (1) Shims; (2) Cams; (3) Slotted Frame; (4) Strut Rod; (5) Wedges; (6) Ball Joint Rotation; (7) Offset Bearing Plates; (8) Cam Bolts; (9) Eccentrics; (10) Offset Ball Joints 0 CAMBER When wheel and tire assembly are in exact vertical position POS. CASTER POS. CAMBER When the top of the wheel and tire assembly is tilted out, or away from the engine NEG. CAMBER The top of the wheel and tire assembly is tilted in toward the engine NEG. CASTER ALIGNMENT TERMS for CASTER DEFINITION The forward or backward tilt of the upper ball joint, or top of the strut, relative to the lower ball joint PURPOSE Caster affects steering stability and steering wheel returnability METHODS OF ADJUSTMENT (1) Shims; (2) Cams; (3) Slotted Frame; (4) Strut Rod; (5) Strut Rotation; (6) Cradle Movement; (7) Offset Ball Joint; (8) Sliding Ball Joint 0 CASTER The upper ball joint or top strut bearing and lower ball joint are in the same plane as viewed from the side of the vehicle The upper ball joint or top strut bearing is toward the rear of the vehicle in relation to the lower ball joint as viewed from the side of the vehicle The upper ball joint or top strut bearing is toward the front of the vehicle in relation to the lower ball joint as viewed from the side of the vehicle 341 ASCOT SUPPLY CORPORATION SUPPLY CORPORATION BUYER'S GUIDE ALIGNMENT
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