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#91919389
$224.99
/each
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Ford 9 Inch, Grand National, 3.89:1 Ratio, Steel
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855.313.9176Quick and Easy Returns
Return PolicyThis product offers exceptional strength and service life at a great price! We offer a huge selection of ratios for your 9" Ford axle.
Note: Circle track racing applications require a minimum of 4 qts. of rear end lube. Using less than this amount will lead to immediate pinion bearing failure.
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Instructions (PDF)
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CA WARNING:
Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov
| KEY SPECS | |
|---|---|
| MFG. Part # | 91919389 |
| Brand | Speedway Motors |
| Ratio | 3.89:1 |
| GENERAL | |
| Ring Tooth Count | 35 |
| Pinion Tooth Count | 9 |
| Shaft Diameter | 1.313" |
| Outside Diameter | 9.00" |
| Spline Count | 28 |
| Material Type | Steel |
| GTIN Code | 698231729106 |
| Sold in Quantity | Set |
4.4
5 Reviews
Our product is celebrated for its quality workmanship and superior fit. Customers have praised its practicality for DIY project trucks, with specific mentions of its snug fit and efficient performance. Despite a minority report of noise, most users applaud the product's quiet operation, even under stress. A noteworthy batch of reviews would readily purchase this product again, indicating trust in its enduring quality over competing brands.
4.4
5 reviews
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Very well built with a snug fit like it's supposed to be!
5.0
4 years ago
Colby G.
Gainesville, Georgia
Verified
This fit perfectly and is installed, ready to crank up once the truck is finished!
Would Recommend
New Ring and Pinon for my project truck.
5.0
5 years ago
David
Boise, ID
Verified
Just what I ordered. Thanks
Would Recommend
I would buy this brand product again.
5.0
9 years ago
Nate
Alaska
Verified
Product was of great quality gears good workmanship.
Would Recommend
I would not buy this again very noisy
2.0
9 years ago
Don
Ont Canada
Verified
Very noisy no matter what I do
Would Not Recommend
I would buy this product again
5.0
10 years ago
Geyejoe
Omaha NE
Verified
So far it works great in my 53 F100 with a 347 stroker no noise.
Would Recommend
Showing 5 of 5 reviews
1 Question • 1 Answer
is this available in 31 spline?
by Frank
• 9 years ago
1 answer
View Answer
1 of 1 questions shown
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