Speedtech Torque Arm Axle Bracket 70-81 Camaro - Manual

9” Ford, 12 bolt
Dec 12, 2013
LLC
Center Torque Arm bracket holes are
to be centered in line with the back
of the 9” housing face.
Note: 12 bolt tabs are pre-welded to rear
bolt-on torque arm mount.
9” and 12 bolt trailing arm brackets
Casting To
Remove
Web To
Remove
1.5” From
Front of
Casting
1.5” From
Front of
Casting
1.5” From
Front of
Casting
Web To
Remove
Web To
Remove
Top of
Casting
Drive Side
Web
Pass Side
Web
Mystery 12 Bolt Top With Angle
Web To
Remove
Web To
Remove
Top of
Casting
Drive Side
Web
Pass Side
Web
69 Camaro 12 Bolt Top
If Flat Pad
Nothing to
Remove
Mystery 12 Bolt
Angle Top Drive Side
Web To
Remove
Casting To
Remove
1.5” From
Front of
Casting
Mystery 12 Bolt
Angle Top Pass Side
Web To
Remove
1.5” From
Front of
Casting
69 Camaro 12 Bolt
Flat Top Drive Side
69 Camaro 12 Bolt
Flat Top Pass Side
Web To
Remove
1.5” From
Front of
Casting
2.1” Allows .040 Crush and Room for Powder coat
Weld placement for 9 inch Torque Arm tabs
12 bolt tabs are pre-welded to rear torque arm mount which bolts on.
Pinion Center
Ford 9” Housing
Weld on bracket measurements are the same for 12 bolt and 9”
38.625” (36 5/8”)
18.687”
18.70”
(17 11/16”) 19.937” (18 15/16”)
17.45”
This dimension will
vary according to
overall axle width.
2.1”
Measure to pinion center line Measure to pinion center line
Measure to Bracket Measure to Bracket
4.5” (4 1/2”)
** Be cautious to note where factory
pinion bearing oil passage is when grinding!
Please study these diagrams before attempting to weld.
Remember, measure twice, weld once. This procedure
is best done by a professional that has the ability to
check and straighten the axle housing should it warp
during the welding process.
‘70-81