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Home >> GMC >> 1986 >> Forward Control 7.4 W, Standard >> Repair and Diagnosis >> Suspension >> Front Suspension >> Suspension - Front (2WD) - Except Astro, Safari & "S" Series >> Torque Specifications

Torque Specifications

TORQUE SPECIFICATIONS

Application INCH Lbs. (N.m)
Brake Line Clip-To-Crossmember Mounting Bolt
"C" Models 150 (17)
"G" Models 100 (12)
Brake Line Clip
To-Upper Control Arm Mounting Bolt 150 (17)
Brake Splash Shield-To-Knuckle Bolt 120 (14)
Application Ft. Lbs. (N.m)
Ball Joint
Upper Nut
C10 & G10/20 (1) 50 (68)
C30 & G30 (2) 90 (122)
Lower Nut
All Models (2) 90 (122)
Brake Caliper Mounting Bolt 35 (48)
Control Arm (Rubber Bushings)
C10 & G10/20 115 (156)
Crossmember
Brake Support Strut 60 (81)
To-Bottom Rail
All (Except Forward Control Chassis) 90 (122)
Forward Control Chassis
Motorhome 215 (292)
Conventional (3) 130 (176)
To-Frame Side Rail
All (Except Forward Control Chassis) 65 (88)
Forward Control Chassis
Motorhome & Conventional (3) 100 (136)
Engine Mount Support Bracket Mntg. Bolt 35 (48)
Lower Control Arm (Steel Bushings)
New
C20/30 & G30 280 (380)
Used
C20/30 & G30 130 (176)
Lower Control Arm Shaft
"U" Bolt-to-Frame
G10/20 65 (88)
C10/30 & G30 85 (115)
Shock Absorber
Upper Nut
C10/30 140 (190)
G10/30 75 (102)
Lower Nut
C10/30 60 (81)
G10/30 75 (102)
Stabilizer Bar Bracket-To-Spring Plate
C20/30 13 (18)
Stabilizer Bar Bracket
To-Lower Control Arm Mounting Bolt 25 (34)
To-Frame Mounting Bolt/Nut 25 (34)
Suspension Bumper
C10 & G10/30 15 (20)
C20/30 19 (26)
Tie Rod End-To-Steering Knuckle Mounting Nut
All Models 41 (55)
Upper Control Arm (Steel Bushings)
New
C30 & G30 190 (256)
Used
C30 & G30 115 (156)
Upper Control Arm
Pivot Shaft Nut
C10 & G10/20 70 (95)
C20/30 & G30 105 (142)
Bracket-To-Frame Side Rail Mntg. Bolts 65 (90)
Wheel Lug Nuts 75 (100)
(1) Additional torque required to align cotter pin must not exceed 90 ft. lbs. (122 N.m) maximum.
(2) Additional torque required to align cotter pin must not exceed 130 ft. lbs. (176 N.m) maximum.
(3) With 4-wheel power disc brakes.