• Complete Overhaul Solution: Saves time and money by providing everything needed to rebuild a 9-inch Ford third member, eliminating the need to source parts individually., • All-Inclusive Component Kit: Includes full bearing set, pinion nut, pinion seal, gasket, shims, crush collar, sealant, gear marking grease, brush, and Loctite for a thorough and reliable rebuild., • Precise Bearing Compatibility: 28-spline version uses LM501349 carrier bearings (1.625" ID, 2.879" OD), while 31-spline versions utilize LM102949 or LM603049 bearings depending on application., • Supports Multiple Center Sections: Options available for standard carriers and H.D. nodular iron center sections, including versions compatible with Daytona pinion supports., • Ideal for Performance Builds: Designed for Ford 9-inc
9 Inch Ford Rear End Overhaul Kit, 31 Spline      Speedway Motors
9 Inch Ford Rear End Overhaul Kit, 31 Spline
Sku # 9190950-31
Mfr. Part # 9190950-31
Condition
New
Brand
Speedway Motors
Sold
Each
Details

This 9" Ford overhaul kit includes: pinion pilot, pinion shaft, pinion nut, pinion seal, gasket, shims, crush collar, sealant, gear marking grease, brush and Loctite. Ring gear bolts not included.

NOTE: All Ford 9" full spools use overhaul kit 9190950-31, even if they are a 28-spline spool. The 9190950-31 contains the large I.D. standard O.D. carrier bearings and pinion bearings needed for use with our full spools.

If you are using the H.D. nodular iron center section which uses the large diameter carrier bearings, order kit 9190950-31s, which also includes the large pinion bearings for use with the Daytona pinion support.

- Double check your bearing p/n.

  • 9190950-28
    • Includes carrier bearing # LM501349
    • 28-spline axles DO NOT guarantee that the LM501349 bearings are used in the carrier. If in doubt, double check the bearings used and then order accordingly.
  • 9190950-31
    • Includes carrier bearing # LM102949
    • 31-spline axles DO NOT guarantee that the LM102949 bearings are used in the carrier. If in doubt, double check the bearings used and then order accordingly.
  • 9190950-31S
    • Carrier bearing # LM603049 (CONE) and LM603011 (CUP) TM88048 (CONE)
    • Outer pinion bearing TM88010 (CUP)
    • Large "Daytona " inner pinion bearing HM89443 (CONE)
    • Race # HM89410 (CUP)
      • LM603049 CONE ID: 1.781 "
      • LM603011 CUP OD: 3.063 "
      • TM88048 CONE ID: 1.308 "
      • TM88010 CUP OD: 2.687 "
      • HM89443 CONE ID: 1.308 "
      • HM89410 CUP OD: 3.00 "
Specs
Sold in Quantity
Kit
MFG. Part #
9190950-31
Reviews

Yes

Rated
Product Rating
by Harvey on April 09, 2026

Summary: Honestly we have not installed them yet but after we do I'll will let you all know

Yes, I recommend this product.

Good product and shipped fast

Rated
Product Rating
by Wandering on December 05, 2025

Summary: Great kit for when you bought a 9 inch rear end with a destroyed bearing inside.

Yes, I recommend this product.

Oooo yeah buddy

Rated
Product Rating
by Jiggerboy on February 03, 2025

Summary: Thanks Biden

Yes, I recommend this product.

Yes

Rated
Product Rating
by Brando on October 08, 2024

Summary: Damaged in shipping, need to buy new main gasket.

Yes, I recommend this product.

I would by again

Rated
Product Rating
by Mach on March 30, 2024

Summary: Good quality parts and good description. I wish the copper washers behind the retainer nuts would come with the kit otherwise all needed parts are there.

Yes, I recommend this product.

Related Items / Suggested Parts
Tech Support
We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help.
About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 74 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.