Bill Smith
Founder, 1929-2014
Speedy Bill
Since 1952
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Straight Tubular Transmission Mount

Straight Tubular Transmission Mount

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Q & A

What's in the Box

Universal rear transmission mounts and heavy duty tube crossmember. Fit most GM, Ford, and Mopar manual and auto transmissions. Black powder coated finish. Crossmember must be welded directly into frame or to 3 hole mounting flanges for bolt-in application. Fits frames up to 38" wide.


Note: May require re-drilling of the mount holes when used with Ford C4/C6 trans cushion 910-18017.

You may also be interested in:

TH350 Transmission Cushion Mount-Polyurethane
(Part #91025820)

Heavy duty Turbo 350 polyurethane replacement for original GM mounts. Features a built-in safety lock to prevent separation. For race or street race use.

Fits "most" GM transmissions having a mount on the tailshaft. The bolt spacing for the tranny mount will accomodate 3-3/4" to 4-1/4" bolt pattern on the transmission. For TH350 application.

Drive Shaft Safety Loop
(Part #91048312)
                        This driveshaft safety loop holds the drive shaft in place in case of universal joint failure. Made from 2" x 1⁄4" hot rolled steel with grade 5 bolts. Bolt-on installation.
Bolt-In Crossmember Ends
(Part #91618010)
                        If you don't want to weld on our engine or transmission crossmembers, use a pair of these bolt-in ends. These slip over our round tubing crossmembers and bolt to the frame. 
Rubber GM Transmission Cushion
(Part #91018016)

OEM-style rubber transmission cushion for many '58-'82 GM transmissions including TH350 auto, Muncie, Saginaw, and others.

  • Meets or exceeds OEM specifications 
  • Rubber formulation provides abrasion resistance and aging stability
  • Tough, hardened steel plate & inserts
  • Chemlock® bonding agent ensures superior rubber-to-metal bond
Ford C4-Ford C6 Transmission Cushions
(Part #91018017)

The studs on the Ford C4 or Ford C6 tranny mount are 10mm x 1.5 thread. It is a standard replacement mount that fits most Fords and is not uncommon, as metric fasteners have been used on domestic vehicles for over 25 years. For Ford C4 and Ford C6 application.

The slots in the crossmember will require a little grinding to use this mount.