Product Summary

Universal Fit, 2.00" Overall Length, 3/4" Round End #1

  • This coupler is splined 3/4"-36 on one end and has a 3/4" round hole on the other side to be welded to your steering shaft
  • Commonly used on steering quickeners and Mustang II Power rack and pinion
  • Premium steel construction is easy to weld to your 3/4" steering shaft
  • Small outside diameter of 1.060" and 2" length make this easy to fit in tight spaces where a U joint is too large
  • Features a black oxide coating for corrosion resistance
See more details

Key Specs

MFG. Part #91031581
Overall Length2.00"
End #13/4" Round
End #23/4"-36 Spline
Spline Count36
See more specs

Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 91031581 Details

These steel couplers are splined on one end and has a 3/4" round hole on the other. This Mustang II power rack U joint coupler is 2" L x 1.060" D.
  • 3/4"-36 to 3/4" round
  • Steel
  • Black oxide coating
  • Commonly used on GM Manual and Mustang II Power rack
  • 2" L x 1.060" OD
Learn more about u-joints and steering systems by reading our tech article. U-Joint Selection and Design.


 

Speedway Motors 91031581 Specifications

KEY SPECS
MFG. Part #91031581
BrandSpeedway Motors
Overall Length2.00"
End #13/4" Round
End #23/4"-36 Spline
Spline Count36
Material TypeSteel
FinishBlack Oxide
GENERAL
Sold in QuantityEach
ColorBlack

Ratings & Reviews

4.9

18 Reviews

Overall Assessment

Customers unanimously appreciate the quality, practicality, and usability of our product. They've successfully used it in multiple projects, including street rod builds, steering box updates, and rack and pinion upgrades. Users found the perfect fit for their machines and praised its heavy-duty build. It's viewed as essential for steering quickeners, with reliable functionality that's appreciated by both novices and seasoned tinkerers. Customers also highlight the value for money offered, recommending extra purchases for future use. Our product's superior qualities motivate repeat purchases, distinguishing it in the market.

4.9

18 reviews

5

17

4

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Great product.

5.0

2 years ago

Dr.T

St.Peters, MO

Verified

Fit was perfect. Good quality product.

Would Recommend

I would use this aging

5.0

3 years ago

geojunkman

connecticut

Verified

steering box k-10 rat truck

I would buy this product again

5.0

5 years ago

Piano player

Mo

Verified

Street rod build

Would Recommend

Great products as always!!!!!!!!!!!

5.0

7 years ago

Hoov

Rochester,MN

Verified

I can always count on Speedway to have what I need and know I'll receive it on time. Thank you so much for your great service!!!

Would Recommend

hook up

5.0

7 years ago

kelly

washington

Verified

good price, does the job

Would Recommend

yes, I would purchase this product again...

4.0

7 years ago

Mike

San Antonio Texas

Verified

I purchased this product in order to update my rack and pinion from manual to power. It worked perfectly allowing me to install the new thunderbird power rack that I purchased from Speedway motor. By the way, the power rack and pinion works great!!!!

Would Recommend

Good product

5.0

7 years ago

Get u some

East texas

Verified

I will always buy from speedway. They have what i want when i need something

Would Recommend

Looks good to me

5.0

8 years ago

Racen39

Gloucester, VA

Verified

Looks good so far bought it the hook up to my steering quickener but haven't done so yet

Would Recommend

I would buy again

5.0

8 years ago

Hoof

Romulus,MI

Verified

Kinda had to buy this when I bought my steering quickner lol

Would Recommend

Good Product!

5.0

8 years ago

johnygman

Mandan

Verified

Well made--heavy duty

Would Recommend

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Questions & Answers

1 Question • 1 Answer

On this coupler is there a locking nut on both ends?

by Geo

• 11 years ago

1 answer

1 of 1 questions shown

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