background image

 

 

8

hardware.    See  illustration  6.    Tighten  bolts  to  65  ft. 
lbs. 
 

 

Illus. 6 

 
3)

 

 With the help of an assistant, loosely attach the 

front differential to the installed drop brackets with the 
hardware  from  kit  860550.    Refer  to  illustration  6.  
Install the larger USS washers on the passenger side. 
 
4)

 

  Push  the  differential  assembly  toward  the 

passenger side.  Tighten the nuts and bolts to 65 ft. lbs. 
 
NOTE:    Verify  that  the  front  differential  does  not 
contact the driver side rear frame bracket of the lower 
control 

arm. 

 

FAILURE 

TO 

PROVIDE 

CLEARANCE  COULD  CAUSE  DAMAGE  TO 
THE FRONT DIFFERENTIAL ASSEMBLY.
 
 
5)

 

  Reattach  the  electrical  connector  and  vent 

hose. 
 
6)

 

  Align  reference  marks  and  reattach  the  front 

drive  shaft  U-joint  to  the  differential  yoke.    Tighten 
bolts to 22 ft. lbs. 
 
 

S

UBFRAME 

I

NSTALLATION

 

 
1)

 

  Using  a  round  file,  enlarge  the  inside  corners 

of  both  lower  control  arm  front  brackets.    See 
illustration 7. 
 

 

Illus. 7 

 
2)

 

  With  the  help  of  an  assistant,  raise  the 

subframe up into the lower control arm frame brackets.  
Attach  the  subframe  to  the  brackets  with  the  original 
hardware.  See illustration 8.  Tighten the subframe to 
bracket bolts to 107 ft. lbs. 
 
3)

 

  Loosely  attach  the  lower  control  arms  to  the 

subframe with the hardware from kit 860546. 
 

 

Illus. 8 

 
 

C

OIL 

S

PRING 

&

 

S

HOCK 

A

BSORBER 

I

NSTALLATION

 

 
NOTE:    New  shock  absorbers  are  not  included  with 
this  kit  and  must  be  purchased  separately.    See 
Important Notes A and C. 
 
1)

 

  Using  a  quality  spring  compressor,  compress 

the  coil  spring  until  the  tension  is  released  from  the 
shock absorber. 
 
2)

 

  Remove  the  upper  mounting  nut.    Slide  the 

shock absorber out of the spring assembly. 
 

Summary of Contents for RS6583B

Page 1: ...88583 Rev E Suspension System RS6583B 2013 2007 Chevrolet Silverado GMC Sierra 1500 88583 Rev E...

Page 2: ...Each hardware kit in this system contains fasteners of high strength and specific size Do not mix hardware kits or substitute a fastener of lesser strength See bolt identification table on page 2 G Co...

Page 3: ...D vehicle omit steps pertaining to the front axle assembly Also follow the specific 2WD steps for aft brace installation R Important information for the end user is contained in the consumer installer...

Page 4: ...4 RS6583B Suspension System...

Page 5: ...140 HHCS 2 M16 2 0 x 120 HHCS 2 M16 2 0 Stover Nut 4 M16 Washer 8 860547 Sway Bar Hardware Kit 1 M10 1 50 x 30 HHCS 4 P N DESCRIPTION QTY M10 1 50 x 60 HHCS 4 M10 1 50 x Nyloc Nut 4 M10 Washer 12 Loop...

Page 6: ...at the frame rail See illustration 2 Illus 2 NOTE For vehicles equipped with Electronic Suspension Control Autoride separate brake hose from sensor link bracket 2 Remove the brake caliper anchor bolts...

Page 7: ...metal 3 Reference mark the front drive shaft U joint to the differential yoke Remove the bolts and retainers from the yoke and slide the shaft rearward to disengage Tape the bearing cap assemblies and...

Page 8: ...t U joint to the differential yoke Tighten bolts to 22 ft lbs SUBFRAME INSTALLATION 1 Using a round file enlarge the inside corners of both lower control arm front brackets See illustration 7 Illus 7...

Page 9: ...lign flange marks and place the half shaft flange against the spacer Apply thread lock to bolts and attach the half shaft to the differential with the hardware from kit 860176 See illustration 10 Tigh...

Page 10: ...y bar to the lower control arms with the original end link assemblies BRAKE HOSE INSTALLATION 1 Install the brake rotor Apply thread lock and attach the caliper to the knuckle with the original mounti...

Page 11: ...3 Loosely attach the aft braces to subframe 176385B with the hardware from kit 860474 See illustration 16 NOTE Both aft braces should angle slightly outward from front to rear 4 If applicable remove...

Page 12: ...ighten the sway bar end link bolts to 22 ft lbs REAR SUSPENSION ADD A LEAF RISER BLOCK INSTALLATION 1 Chock front wheels Raise the rear of the vehicle and support the frame with jack stands Remove the...

Page 13: ...hole in the axle pad Place the new riser block 15080 on the axle pad with the taller end of the block in the rear and the top hole offset to the front See illustration 21 Illus 21 NOTE Ignore the up...

Page 14: ...1 and 2 for the other side 4 Install rear wheels and lower vehicle to ground Tighten lug nuts to 140 ft lbs BRAKE LINE BRACKET INSTALLATION 1 Attach the new brake line bracket 170014 to the rear diffe...

Page 15: ...r slip yoke insertion The slip yoke should be inserted a minimum of one inch into the transfer case and or transmission 3 Ensure that the vehicle brake system operates correctly If new brake hoses wer...

Reviews: