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FRONT AXLE DRIVESHAFTS TABLE OF CONTENTS page page DESCRIPTION AND OPERATION FRONT AXLE DRIVESHAFTS. . . . . . . . . . . . . . . . 18 DIAGNOSIS AND TESTING ACCELERATION . . . . . . . . . . . . . . . . . . . . . . . . 18 VIBRATION AT HIGHWAY SPEEDS . . . . . . . . . . . 20 REMOVAL AND INSTALLATION FRONT DRIVESHAFT . . . . . . . . . . . . . . . . . . . . . 20 C/V JOINT BOOTS . . . . . . . . . . . . . . . . . . . . . . . . 21 DISASSEMBLY AND ASSEMBLY INNER C/V JOINT . . . . . . . . . . . . . . . . . . . . . . . . 22 CLEANING AND INSPECTION C/V JOINT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 SPECIFICATIONS TORQUE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 SPECIAL TOOLS C/V JOINT DRIVESHAFT . . . . . . . . . . . . . . . . . . . 29 DESCRIPTION AND OPERATION FRONT AXLE DRIVESHAFTS DESCRIPTION The two constant velocity (C/V) drive shafts are identical and interchangeable. They are comprised of • An inner, tripod C/V joint • A short, solid interconnecting shaft • An outer, Rzeppa C/V joint with stub shaft shaft splines (Fig. 1). The outer joint is splined and The lubricant amounts included with replacement rubber boots are different for inner and outer C/V CAUTION: Proper C/V joint boot sealing is critical When replacing C/V drive shaft components, ensure that only exact replacements parts are OPERATION The axle driveshafts are located on either side of the differential and transmits power to the drive DIAGNOSIS AND TESTING VEHICLE INSPECTION (1) Check for grease in the vicinity of the inboard tripod joint and outboard C/V joint; this is a sign of (2) A light film of grease may appear on the right inner tripod joint seal boot; this is considered normal NOISE AND/OR VIBRATION IN TURNS A clicking noise and/or a vibration in turns could be caused by one of the following conditions: • Damaged outer C/V or inner tripod joint seal boot or seal boot clamps. This will result in the loss • Noise may also be caused by another component of the vehicle coming in contact with the driveshafts. CLUNKING NOISE DURING ACCELERATION This noise may be a result of one of the following conditions: • A torn seal boot on the inner or outer joint of the driveshaft assembly which has allowed the C/V joint • A loose or missing clamp on the inner or outer joint of the driveshaft assembly which has allowed • A damaged or worn driveshaft C/V joint. SHUDDER OR VIBRATION DURING This problem could be a result of: 3 - 18 FRONT AXLE DRIVESHAFTS DN |