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Rear Suspension

1967-69 Firebird, 1971-72 "X"

Illustrated Parts Break Down

1) Bracket, Rear
spring front eye
 
2) Spring, Rear 
- Leaf

3) Washer, Rear spring front eye
(17/32" I.D. x 15/16" O.D.)
4) Washer, Rear spring front eye - lock
(1/2" Heavy)
5) Nut, Rear spring front eye bolt (1/2"-20)
6) Bolt, Rear shock absorber - lower
(7/16"-14x 2 1/2" Hex - 280M) 7) Plate, Rear s pring and shock absorber anchor 8) Nut, Rear spring and shock absorber anchor plate
9) Lockwasher, Rear shock absorber lower (7/16" Heavy)
10) Nut, Rear shock
absorber lower
(7/16"-14 - 286M)
11) Shock Absorber assy., Rear
12) Cushion, Rear spring - lower
13) Cushion, Rear spring - upper
14) Nut, Rear spring radius rod bolt
(5/8"-18 - 286M)
15) Lockwasher, Rear spring radius rod bolt
(5/8" Heavy)
16) Retainer, Rear shock absorber grommet
17) Screw, Rear shock absorber bracket to pan
(5/16"-18 x 7/8" Hex Hed. Tapping)
Washer, lock (5/16" Std.)
18) Grommet, Rear shock absorber
19) Bracket assy., 
Rear shock 
absorber to pan

20) Washer, Rear 
shock absorber 
bracket bolt sealing

21) Bolt, Radius rod mtg. bracket to axle bracket (1/2"-13 x 1" - 300M)
22) Bumper assy., Rear spring
23) Screw, Rear spring bumper mtg.
(5/16"-18 x 3/4" Tapping)
24) Bushing, Rear spring shackle
25) Shackle, Rear spring lock
26) Nut, Rear spring shackle pin
(7/16"-20 - 286M) 27) Pin, Rear spring shackle
28) Screw, Rear
body dampener 
and bracket
(3/8"-16 x 13/16" Tapping)
29) Dampener and Bracket assy., Body- rear (67 Styles)
30) Nut, Rear shock absorber 31) Nut, Propeller shaft to rear axle pinion flange clamp (5/16"-18)
32) Lockwasher, Propeller shaft to rear axle pinion flange clamp (5/16" Med.)
33) Bumper, Rear axle
34) "U" Bolt, Rear companion flange 35) Propeller shaft assy.
36) Nut, Rear axle radius rod brkt. to body side rail
 
1967-69 Firebird Rear Suspension Exploded View
37) Bolt, Rear axle
radius rod to brkt.
(9/16"-18 x 3 1/4" - 300M)
38) Screw, Rear axle radius rod brkt, to body side rail (3/8"-16 x 1 1/4" Washer Hd.)
39) Bracket, Rear axle radius rod Body
40) Washer, Radius rod to body stud
41) Lockwasher, Radius rod to body bracket (3/8" Med.)
42) Rod Bushing assy., Rear axle radius
43) Bolt, Rear spring front eye (1/2"-20 x 5") 44) Nut, Rear spring front eye bracket
45) Bolt, Rear axle 
radius rod to Body
Brkt.(5/8"-18 x 
3 1/2"- 300M)

46) Cap, Rear shock absorber (37 Styles)
47) Nut, Radius Rod Brkt. To axle Brkt. Bolt
(1/2"-13 - 300M)
48) Bracket, Rear axle radius rod to axle mtg
49) Bumper, Rear axle radius rod
50) Nut, Rear axle radius rod to mtg. brkt. bolt
(9/16"-18 - 288M)
51) Lockwasher, axle radius rod to mtg. brkt. Bolt (9/16" Heavy) 52) Screw, Rear spring front eye bracket
(3/8"-16 x 1 1/4" hex washer HD)
53) Nut, Radius
rod body bracket
(3/8"-16 - 286M)
54) Bushing assy., Rear spring - Front
55) Drum assy., Rear wheel brake
56) Bushing assy., Radius rod - rear
57) Bracket, Radius rod axle tube
58) Bolt, Rear spring seat
59) Carrier, Caps & Tubes assy., Differential
60) Nut, Axle bumper to bracket (3/8"-16)
61) Bracket, Rear axle bumper.
62) Screw, Axle bumper brkt. to frame
(3/8"-16 x 1 1/2")
63) Screw, Axle
bumper brkt.
to frame
(3/8"-16x 1 1/8")
64) Bumper assy., Rear axle compression
65) "U" Bolt, Rear spring and shock anchor (7/16"-20)
66) Lockwasher, Rear shock absorber Lower
(1/2" Med.)
67) Nut, Rear shock absorber lower (1/2"-20)
68) Clip pkg., Rear spring
69) Leaf assy., Rear spring main
70) "T" Bolt, Rear spring and shock anchor
(7/16"-20 x 1 5/16")
 

The illustrated parts break down illustrates individual part placement in the assembly.