Product Summary

Universal Fit, 1.55" Tube I.D., 1.75" Tube O.D., Steel

  • Heavy duty 1 3/4" OD steel tubing with .109" wall thickness provides a stable foundation to mount your transmission
  • Fits most GM, Ford, and Mopar manual or automatic transmissions
  • Crossmember must be welded directly into frame or weld on the supplied 3-hole mounting flanges for a bolt-in application
  • Fits frames up to 38" wide making this crossmember versatile for a variety of applications
  • The 2" drop is measured from the top of crossmember tube to top of mounting plate
See more details

Key Specs

MFG. Part #91628903
Overall Length38.25"
Drop2"
Material TypeSteel
FinishNatural
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91628903 Details

Universal rear transmission mounts and heavy duty tube crossmember. Fit most GM, Ford, and Mopar manual and auto transmissions. Raw steel 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.

Specs

  • Fits frames up to 38" wide
  • 9-3/4" from the ends to where the form starts
  • Both ends, at center flat mount plate, forms go past this flat point at 6-1/4"
  • The form starts at 5-3/4" but is below the flat surface of the mount

Speedway Motors 91628903 Specifications

KEY SPECS
MFG. Part #91628903
BrandSpeedway Motors
Overall Length38.25"
Drop2"
Material TypeSteel
FinishNatural
GENERAL
Tube I.D.1.55"
Tube O.D.1.75"
Sold in QuantityEach
NotesThe 2 inch drop is measured from the top of crossmember tube to top of mounting plate.

Ratings & Reviews

4.9

58 Reviews

Overall Assessment

Customers appreciate the product's robust build, versatility, and practicality in different project applications. With minimal modifications, it fit a variety of vehicles, from vintage trucks to street rods. The crossmember's ease of use, adaptability, and high-quality fabrication were consistently highlighted. Most patrons commended its ready-to-fit state, which eliminated complex fabrication tasks, saving them time. Moreover, the crossmember was seen as a cost-effective solution for transmission mounting. Concerning quality, they attested that the product was sturdy, well-made, and efficiently served its intended purpose. A few pointed out the high gloss finish for added aesthetic appeal. Despite occasional feedback about the need for minor cuts or adjustments, the general sentiment remains positive, with high repurchase intent and a willingness to recommend the product to others.

4.9

58 reviews

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I would buy again

5.0

11 months ago

Dan

Valencia Pa

Verified

I have used these crossmembers many times. Looks good and saves time fabricating

Would Recommend

Perfect as described

5.0

2 years ago

Chris in Fontana CA

Fontana California

Verified

Easy to weld and very good quality

Would Recommend

Would buy this again

5.0

2 years ago

Bad Bob

Easley SC

Verified

Worked great for my application

Would Recommend

Nice product

5.0

2 years ago

Jake

Lincoln, NE

Verified

Worked great, well made, I welded it in and then went a different route and ended up cutting it out! Bought a different drop and welding that one in now. Good product though.

Would Recommend

Recommend this, great crossmember

5.0

2 years ago

C-10

South Carolina

Verified

Have no complaints at all, worked perfect.

Would Recommend

Great product

5.0

2 years ago

Brighton

Columbia mo

Verified

Shipping was fast, cut the transmission mount down to size and looks great. Exactly what I was looking for

Would Recommend

well worth it

5.0

3 years ago

mehollander

Van Dyne Wi.

Verified

worked great for my project, couldn't of asked for any better. cut to fit welded up drilled and tapped some holes, fits great and looks great

Would Recommend

Worked great

4.0

3 years ago

Copperhead

Rogers, AR

Verified

Worked great to make a mount for a 4l80. My only complaint is that it only comes with two flanges for mounting. I had to make a second set as they weren't available separately.

Would Recommend

I would buy it again

4.0

3 years ago

rob

Springfield ohio

Verified

fit just right

Would Recommend

Nice part for the price

5.0

3 years ago

Dan

Silverlake, WA

Verified

For the price they want for it I can't make one.

Would Recommend

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Showing 10 of 58 reviews

Questions & Answers

9 Questions • 12 Answers

What is the load capacity (in lbs) for the universal cross member? I am considering it for my Early Bronco and it would be supporting a ZF 5-speed trans and NP205 transfer case (both are heavy). Thanks!

by Jimbo

• 8 years ago

1 answer

Will this work with a 4l80e? If so what cushion should I get? Do you guys sell a 4l80e cushion for this?

by Joe

• 9 years ago

1 answer

what is the narrowest that this can be cut and still well on the flanges?

by chris

• 9 years ago

2 answers

What is the length, width and thickness of the rectangular mounting pad? What is the location and hole size(slot?)of the holes in this pad? What is the hole size in the triangular mounting pad? Thanks!

by Nova Nut

• 10 years ago

1 answer

What transmission mount is needed to bolt this crossmember to a Chrysler 727 or 904 auto.?

by tim

• 10 years ago

1 answer

what are the measurements for the mounting flanges? Measurements for bolt hole centers on the flanges?

by DanP

• 12 years ago

1 answer

What is O.D. of the tube?

by Rogerabbit

• 12 years ago

1 answer

is it DOM or hrew? what thickness is the tube?

by tj06

• 13 years ago

1 answer

is the transmission mount welded to the tube or is it able to be adjusted for different angle?

by gto

• 15 years ago

3 answers

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