Drive Axle Overview
Drive Axle Overview
• Drive axle with 94 mm outer constant velocity joint and 107 mm inner constant velocity joint
• Drive axle with 104 mm outer constant velocity joint and 115 mm inner constant velocity joint
1 Cover
• Carefully remove the cover using a drift, replace if damaged.
• The adhesive surfaces on the cover/inner CV joint must be free of grease when installing.
• Before mounting on the CV joint, coat the sealing surface with sealant => [ Installing ] Inner Constant Velocity Joint, 107 mm or 115 mm, Replacing.
2 Securing Ring
• Always replace if removed
• Remove and install with commercially-available circlip pliers
3 Inner CV Joint
• Outer circumference depending on the version: 107 mm or 115 mm
• Replace only as complete unit
• Checking, refer to => [ Inner CV Joint, Checking ] Inner CV Joint, Checking
• Grease quantity and type
• The adhesive surfaces must be free of oil and grease
• When installing joint on axle shaft, splines on axle shaft must be lightly coated with grease used in joint.
4 Protective Boot for Inner CV Joint with Cap
• Without ventilation bore
• Carefully remove the cap using a drift, replace if damaged.
• In case of damage, check inner CV joint, refer to => [ Inner CV Joint, Checking ] Inner CV Joint, Checking
• The sealing surfaces on the cap/inner CV joint must be free of grease when installing.
5 Backing Plate
6 Bolt
• 70 Nm
• M 10
• Always replace if removed
7 Clamp
• Always replace if removed
• Tensioning => [ Install the Clamp on Inner Joint and Clamp It. ] Inner Constant Velocity Joint, 107 mm or 115 mm, Replacing
8 Drive Axle
• Removing and installing, refer to => [ Drive Axle ] Drive Axle
9 Clamp
• Always replace if removed
• Tensioning => [ Tightening Hose Clamp on Outer Joint ] Outer Constant Velocity Joint, 94 mm or 104 mm
10 CV Boot for Outer CV Joint
• Without ventilation bore
• Check for tears and chafing; replace if necessary
• In case of damage, check outer CV joint, refer to => [ Outer CV Joint, Checking ] Outer CV Joint, Checking
• The protective boot/metal cap sealing surfaces must be free of grease when installing.
• The protective boot/drive axle sealing surfaces must be free of grease when installing.
11 Clamp
• Always replace if removed
• Tensioning => [ Tightening Hose Clamp on Outer Joint ] Outer Constant Velocity Joint, 94 mm or 104 mm
12 Securing Ring
• Always replace if removed
• Allocation, refer to the Parts Catalog
• Insert before mounting in ring groove (not visible with joint installed)
• Before installing CV joint, align sealing ring in center with opening facing upward.
13 Outer CV Joint
• Outer circumference depending on the version: 94 mm or 104 mm
• Replace only as complete unit
• Checking, refer to => [ Outer CV Joint, Checking ] Outer CV Joint, Checking
• Driving off, refer to => [ Outer Constant Velocity Joint, 94 mm or 104 mm ] Outer Constant Velocity Joint, 94 mm or 104 mm
• Installing: Drive onto shaft using plastic hammer until compressed circlip seats.
• Circlip must lie in joint chamfer when guiding in, guide with pliers if necessary.
• The protective boot/outer CV joint sealing surfaces must be free of grease when installing.
• When installing joint on axle shaft, splines on axle shaft must be lightly coated with grease used in joint.
14 Bolt
• 200 Nm + 180° turn
• Always replace if removed
• Follow the assembly information when loosening and tightening, refer to => [ Threaded Connection between Drive Axle and Wheel Hub, Loosening and Tightening ] Threaded Connection between Drive Axle and Wheel Hub, Loosening and Tightening.
Grease Quantity and Type
Grease joint when replacing CV boot.
Pack the joint with grease, refer to the Parts Catalog.
• Note that the outer and inner joints use different types of grease.
