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Remove/Install Rear Axle Spring - Ar32.21-D-0232TS

Model 907 with code C83 (Rear axle springs for increased payload) 

Shown on rear axle 741.421 

G13786931

Shown on model 907 with code LG7 (LED High Performance headlamp) 

G13786932
G13786933
  Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer. AS00.00-Z-0010-01A
WARNING Risk of injury  caused by pinching or crushing when working on springs or spring bodies that are under tension Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves. AS00.00-Z-0001-01A
  Notes on threaded connections fastened using a tightening angle-based tightening process   AH00.00-P-0020-01A
  Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
  Notes on evaluating rear axle springs   AH32.21-D-0002-01A 
  Notes on repair work on suspension components   AH00.00-P-0100-01A
REMOVING Remove     
1 Raise vehicle.   AR00.60-D-1000-04TS
  Special instructions for lifting and supporting vehicle   AH00.60-N-0100-01TS
2 Secure vehicle on vehicle lift. IMPORTANTCommercially available devices/tools 
Tensioning straps		 AR00.60-D-0100-01TS
3 Prop up rear axle.    
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate   WS26.00-P-3309B
4 Remove articulated rod (9) from headlamp range control level sensor lever. Model 907 with code LG7 (LED High Performance headlamp)
IMPORTANT To do so, remove ball head.		  
5 Secure rear axle. IMPORTANTCommercially available devices/tools 
Tensioning straps
IMPORTANT To do so, fix rear axle in place with tensioning strap on major assembly support.		  
6 Remove spring U-bolts (1). IMPORTANT To do so, unscrew clamping sleeves.  
    TORQUE SPECIFICATION Nut/clamping sleeve, spring U-bolt for rear axle spring to rear axle *BA32.21-N-1004-01A 
7 Remove plate (2).    
8 Remove shock absorbers at rear axle.   AR32.25-D-0110TS 
9 Remove rear axle spring (3) from front spring bracket. IMPORTANT To do so, remove screw (5).  
    TORQUE SPECIFICATION Bolt, rear axle spring to spring bracket at front *BA32.21-N-1001-01A 
10 Remove rear axle spring (3) with spring shackle (4) from rear spring bracket. IMPORTANT To do so, remove screw (5).  
    TORQUE SPECIFICATION Bolt, spring shackle to spring bracket at rear *BA32.21-N-1003-01A 
11 Remove propeller shaft from rear axle. Model 907 AR41.10-D-0050TS
    NOTES Tie up propeller shaft using suitable wire or cable to body.
Otherwise drive shaft may become damaged.		  
12 Remove stabilizer bar from rear axle. If installed.  
    TORQUE SPECIFICATION Model 907 except code IT5 (5.0 tons) model 907 with code IT5 (5.0 tons) Bolt, stabilizer bar to rear axle *BA32.35-N-1001-03TS 
13 Remove rear axle spring (3).    
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate   WS26.00-P-3309B
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
    NOTES Lower the rear axle carefully and do not pull or kink the brake hoses.
Otherwise the brake hoses will be damaged.
IMPORTANT To do so, lower rear axle.
IMPORTANT A helper is required.		  
14 Remove spring seat (6).    
15 Remove spring shackle (4) from rear axle spring (3). IMPORTANT To do so, unscrew nut and remove screw.  
    TORQUE SPECIFICATION Bolt, rear axle spring to spring shackle at rear *BA32.21-N-1002-01A 
INSPECT Check     
16 Check elastomer bearings in rear axle spring (3) and spring shackle (4) for damage. If corresponding findings are present,
↓
replace elastomer bearings in rear axle spring (3) and spring shackle (4).		  
    Remove/install elastomer bearing of rear axle spring AR32.20-D-0240TS 
INSTALLING Install     
17 Attach spring shackle (4) to rear bearing eye of rear axle spring (3). Adjust rear axle spring
IMPORTANT To do so, install screw and screw on nut.
IMPORTANT To do so, adjust installed dimension of rear axle spring (3).		 AR32.21-D-0232-01TS 
    Model 907.13/22/23/62/63 with code C83 (Rear axle springs for increased payload)
Model 907.14/15/24/25/64/65/74/84/85
with code C83 (Rear axle springs for increased payload)		 *BE32.21-N-1001-01A 
    TORQUE SPECIFICATION Bolt, rear axle spring to spring shackle at rear *BA32.21-N-1002-01A 
18 Install rear axle spring (3) at front spring bracket. NOTES Tighten screw (5) lightly by hand. Otherwise the elastomer bearings will be placed under stress and will wear prematurely.
IMPORTANT To do this, install screw (5).
IMPORTANT For this, ensure correct installation position of rear axle spring (3). The mark (arrow) must point forward.		  
19 Mount rear axle spring (3) with spring shackle (4) to rear spring bracket. NOTES Tighten screw (5) lightly by hand.
Otherwise the elastomer bearings will be placed under stress and will wear prematurely.
IMPORTANT To do this, install screw (5).		  
20 Install plate (2).    
21 Install spring seat (6).    
22 Raise rear axle.    
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate   WS26.00-P-3309B
23 Install spring U-bolts (1). IMPORTANT To do so, screw on clamping sleeves.  
    TORQUE SPECIFICATION Nut/clamping sleeve, spring U-bolt for rear axle spring to rear axle *BA32.21-N-1004-01A 
24 Remove major assembly support from rear axle.    
REFER TO SPECIAL TOOLS 000 588 11 62 00 Major assembly mount   WS01.00-P-0092B
REFER TO SPECIAL TOOLS 000 588 10 62 00 Support plate IMPORTANT To do so, remove tensioning strap from rear axle and major assembly support. WS26.00-P-3309B
25 Attach shock absorber to rear axle.   AR32.25-D-0110TS 
26 Attach propeller shaft to rear axle. Model 907 AR41.10-D-0050TS
27 Attach stabilizer bar to rear axle. If installed.  
    TORQUE SPECIFICATION Model 907 except code IT5 (5.0 tons) model 907 with code IT5 (5.0 tons) Bolt, stabilizer bar to rear axle *BA32.35-N-1001-03TS 
28 Attach articulated rod (9) to headlamp range control level sensor lever. Model 907 with code LG7 (LED High Performance headlamp)
IMPORTANT To do so, attach ball head.		  
29 Remove locking clip on vehicle on vehicle lift.   AR00.60-D-0100-01TS
30 Lower vehicle.    
31 Drive vehicle on 4-post vehicle lift or work pit.    
32 Rock vehicle to settle suspension several times.    
33 Tighten nuts of screws (5). NOTES The nuts of the screws (5) should only be tightened when the rear axle spring (3) is in its compressed state.
Otherwise the elastomer bearings will be placed under stress and will wear prematurely.		  
    TORQUE SPECIFICATION Bolt, rear axle spring to spring bracket at front *BA32.21-N-1001-01A 
    TORQUE SPECIFICATION Bolt, spring shackle to spring bracket at rear *BA32.21-N-1003-01A 
TORQUE SPECIFICATION REAR AXLE SPRING

Number Designation Model 907.13/22/23/62/63/72/73 Model 907.14/15/24/25/64/65/74/84/85
BE32.21-N-1001-01A Installed dimension with spring shackle mm 1469 1467,5
TORQUE SPECIFICATION REAR AXLE SPRING

Number Designation Model 907.1/2 with code C83 Model 907.6/7/8 with code C83
BA32.21-N-1001-01A Bolt, rear axle spring to spring bracket at front M12x1.5 Stage 1 Nm 61 72
Stage 2 ∠° 180 180
M16x1.5 Nm 245 245
TORQUE SPECIFICATION REAR AXLE SPRING

Number Designation Model 907.1/2 with code C83 Model 907.6/7/8 with code C83
BA32.21-N-1002-01A Bolt, rear axle spring to spring shackle at rear M12x1.5 Nm 89 89
M16x1.5 Nm 244 244
TORQUE SPECIFICATION REAR AXLE SPRING

Number Designation Model 907.1/2 with code C83 Model 907.6/7/8 with code C83
BA32.21-N-1003-01A Bolt, spring shackle to spring bracket at rear M12x1.5 Stage 1 Nm 72 72
Stage 2 ∠° 180 180
M16x1.5 Nm 244 244
TORQUE SPECIFICATION REAR AXLE SPRING

Number Designation Model 907.1/2 with code C83 Model 907.6/7/8 with code C83
BA32.21-N-1004-01A Nut/clamping sleeve, spring U-bolt for rear axle spring to rear axle M12x1.5 Stage 1 Nm 100 100
Stage 2 ∠° 90 90
M14x1.5 Stage 1 Nm - -
Stage 2 ∠° - -
TORQUE SPECIFICATION REAR AXLE STABILIZER BAR

Number Designation Model 907 except code IT5 Model 907 with code IT5
BA32.35-N-1001-03TS Bolt, stabilizer bar to rear axle Stage 1 Nm 61 102
Stage 2 ∠° - 60
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