AR35.30-D-4815H Remove and install drive pinion and ring gear with differential 8.5.09 REAR AXLE 741.412 /415 in MODEL 906.11 /21 /61 /71 /13 /23 /63 /73 REAR AXLE 741.413 /414 /416 /420 in MODEL 906.15 /25 /65 Shown on rear axle 741.415 1 Collar nut 2 Screw 3 Joint flange 4 Radial shaft seal 5 Outer tapered roller bearing 6 Compressed ring 7 Oil drain screw 8 Shim 9 Inner tapered roller bearing 10 Drive pinion 11 Housing cover seal 12 Housing cover 13 Oil filler plug 14 Screw 15 Screw 16 Bearing bracket 17 Ring gear with differential 18 Shim D35.30-1157-06 Removing Notes on installing a revised final drive ratio Model 906 AH35.00-N-0001-01B 1 Remove wheels at rear axle Only model 906.11/13/21/23/61/63/71/73 AR40.10-D-1100H 2 Drain oil from rear axle Rear axle - oil change AP35.00-D-3501A 3 Remove propeller shaft at joint flange (3) 4 Remove both rear axle shafts Rear axle 741.412/415 AR35.30-D-0620H Rear axle 741.413/414/416/420 AR35.30-D-0620B 5 Remove cover (12) from rear axle 6 Remove ring gear with differential (17) from AR35.30-D-4815-01H rear axle *741589036300 Check tapered roller bearing and replace if necessary. See: Detach tapered roller bearing from differential. *123589083300 Fit tapered roller bearing to differential AR35.30-D-4300-05A. 7 Remove joint flange (3) at drive pinion (10) AR35.30-D-4670-01A *717589003100 *035589013300 8 Drive the drive pinion (10) out of axle Check tapered roller bearing and replace and remove with compression ring (6) if necessary. See: Pull off and press on tapered roller bearing AR35.30-D-4300-01A at drive pinion. *001589193300 9 Drive out outer tapered roller bearing (5) (at Check parts, replace if necessary. flange) and radial shaft sealing ring (4) 10 Drive out pinion-side tapered roller bearing outer race of inner tapered roller bearing (9) Check parts, replace if necessary. and remove with spacer washer (8) Install 11 Measure basic dimension at differential. AR35.30-D-4815-02H Page 1 of 5
Notes on labeling rear axle gear assembly AH35.30-N-0001-01A 12 Determine thickness of spacer washers (18) AR35.30-D-4815-03A for ring gear with differential (17) at rear axle Preload of differential bearing *BE35.30-N-1002-01B 13 Determine difference dimension of drive AR35.30-D-4815-06H pinion (10) *140589162300 Drive pinion end face machining changed *363589022100 BT35.30-D-0006-01A 14 Measuring basic dimension at rear axle AR35.30-D-4815-07H and determining thickness of shim for correcting basic dimension Specified basic dimension for rear axle *BE35.30-N-1004-01B Basic dimension for rear axle drive AR35.30-D-4815-08A 15 Install drive pinion (10) with outer/tapered Replace compression ring (6). AR35.30-D-4815-09H roller bearing (5, 9) compression ring (6) and shim (8) in the rear axle *711589011500 16 Install new radial shaft sealing ring (4) on Check sealing surface in rear axle drive pinion (10) for damage, rework if necessary. Pack space of radial shaft sealing ring between dust lip and sealing lip with multipurpose grease *741589004300 *741589016300 *741589021500 Multipurpose grease *BR00.45-Z-1008-06A 17 Install joint flange (3) at drive pinion (10) Install new collar nut (1). The total friction AR35.30-D-4670-03B moment must not be reached by loosening the collar nut (1). If the permissible total friction moment has been exceeded, the compression ring (6) has been replaced. For this purpose, remove drive pinion (10). Friction torque of bearing of drive pinion with *BE35.30-N-1001-01B radial shaft sealing ring *717589003100 *001589492100 18 Check basic dimension again at rear axle The basic dimension engraved on the AR35.30-D-4815-07H ring gear must be achieved. 19 Secure collar nut (1) AR35.30-D-4670-04A 20 Install ring gear with differential (17) in rear AR35.30-D-4815-04H axle *741589036300 Gear backlash of rear axle drive *363589022100 *BA35.30-N-1002-02A *BE35.30-N-1005-01B 21 Check contact pattern of ring gear and If necessary, carry out the required AR35.30-D-4815-10H pinion corrections with revised spacers. *741589026300 Prussian Blue 22 Mount cover (12) with new Clean sealing surfaces. cover seal (11) on rear axle *BR00.45-Z-1002-07A *BA35.25-N-1001-01A 23 Install both rear axle shafts Rear axle 741.412/415 AR35.30-D-0620H Rear axle 741.413/414/416/420 AR35.30-D-0620B 24 Connect propeller shaft to joint flange (3) *BA41.10-N-1002-01B Notes on installing propeller shaft 25 Pour in oil at rear axle Rear axle - oil change AH41.10-N-0001-01A AP35.00-D-3501A Page 2 of 5
26 Mount wheels Only model 906.11/13/21/23/61/63/71/73 AR40.10-D-1100H Test and adjustment values for rear axle drive 741.412/413/414/ 741.415 416/420 BE35.30-N-1001-01B Friction torque of drive pinion Nm 4.1 to 4.5 4.1 to 4.5 bearing with radial seal BE35.30-N-1002-01B Preload of differential bearing mm 0,28 0,20 BE35.30-N-1004-01B Specified basic dimension for rear mm 74,5 66 axle See picture AR35.30-D-4815-08A AR35.30-D-4815-08A BE35.30-N-1005-01B Gear backlash of rear axle drive mm 0.13 to 0.18 0.13 to 0.18 Axle 741.412/415 741.413/414/ 416/420 BA35.25-N-1001-01A Bolt, cover to rear axle M8 Stage 1 Nm 25 - Stage 2 60 - M10 Stage 1 Nm - 35 Stage 2-60 Rear axle drive 741.415 in 741.412/413/414 model 906 /416/420 in model 906 BA35.30-N-1002-02A Bearing bracket, differential to axle M10 10.9 Nm 60 - center assembly M12 1.5 Nm - 110 M16 2 Nm - - Propeller shaft Number Designation Model 906 with code ZG1/ZG2/ZG3/ ZG4 Page 3 of 5
BA41.10-N-1002-01B Bolt, rear propeller shaft to rear axle M10 1 Stage 1 Nm 15 Stage 2 90 Screw heade14 Stage 1 Nm 15 Stage 2 70 Propeller shaft Number Designation Model 906 without code ZG1/ZG2/ ZG3/ ZG4 BA41.10-N-1002-01B Bolt, rear propeller shaft to rear axle M10 1 Stage 1 Nm 15 Stage 2 90 Screw heade14 Stage 1 Nm 15 Stage 2 70 741 589 03 63 00 717 589 00 31 00 035 589 01 33 00 906 589 01 21 00 Spreader Retainer wrench Puller Adjustment device 711 589 01 15 00 140 589 16 23 00 123 589 08 33 00 001 589 53 21 00 Drift Measuring plate Puller Dial indicator 363 589 02 21 00 001 589 19 33 00 741 589 02 63 00 741 589 01 63 00 Dial indicator holder Puller Holding device Pressing-on tool Page 4 of 5
001 589 49 21 00 741 589 02 15 00 741 589 00 43 00 Torque meter Drift Insertion tool Repair materials Number Designation Order number BR00.45-Z-1008-06A Silicone-based grease A 001 989 28 51 10 BR00.45-Z-1002-07A Prussian Blue - Page 5 of 5