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800.979.0122

(CST) 7am - 10pm

Race and Rod Tech Support

Mon-Fri 8am - 5pm

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855.313.9180

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Articles
Transmission & Driveline Tech Tips

Latest Articles

T-5 Transmission
3 months 26 days ago
T-5 Transmission
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Installing a New Clutch
3 months 26 days ago
Installing a New Clutch
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Tire Size Guide
3 months 29 days ago
Use our Tire Size Guide to track down the right tire for your needs. Radials, Polys, Bias-Ply's, Cheater Slicks and Dragsters, they're all here!
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What's the Angle
3 months 29 days ago
What's the Angle
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How to Measure Bolt Circles
3 months 29 days ago
How to Measure Bolt Circles
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8 Inch to 9 Inch Upgrade
by John - Posted in Tech Tips
4 months 3 days ago
In this Tech Tip, John responds to a customer looking to upgrade the 8” stock differential in his Cougar to a 9” open diff.
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Related Articles

Wheel Bolt-Pattern
by Speedway Tech Team - Posted in Tech
3 months 29 days ago
Buying a new set of wheels for your car? We can show you how to correctly measure your wheel bolt pattern and wheel backspacing. Getting these measurements right ensures that your new wheels match your bolt pattern and fit your vehicle correctly.
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Wheel Design and Principles
by Speedway Tech Team - Posted in Tech
4 months 3 days ago
Purchasing a new set of race wheels? We can show you how to measure the offset to ensure your new wheels fit right, along with torque specs, design, and basics about racing wheels.
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Axle Measurement and Differential ID
by Speedway Tech Team - Posted in Tech
3 months 29 days ago
Diagrams showing the proper measuring techniques for axles and identification diagrams for the various 9-Inch housings.
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Mixing Radials and Bias-Ply
by Speedway Tech Team - Posted in Tech
4 months 3 days ago
Information regarding the questions of why you shouldn't mix radial tires and bias ply tires.
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Bias-Ply to Radial Tires
by Speedway Tech Team - Posted in Tech
4 months 3 days ago
Click here for a cross-reference chart to convert bias-ply tire sizes to radial tire sizes, as well as a formula to find the overall height of a tire.
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Wheel Torque Specs
by Speedway Tech Team - Posted in Tech
3 months 29 days ago
Wheel Torque Specs
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Ford Wire Wheels
by Tim - Posted in Tech
4 months 3 days ago
Speedway Motors employee Tim M. explains his decision to run Ford wire wheels on his hot rod project, and illustrates some of the various differences of the wire wheels you may come across.
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Getting More Traction
by Speedway Tech Team - Posted in Tech
4 months 3 days ago
Feel like you're just spinning your wheels at the races? Click here for tips and tricks on gaining traction by grooving, siping and needling your racing tires.
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Basic Wheel Technology - Components and Design
by Speedway Tech Team - Posted in Tech
6 months 14 days ago
Having a better understanding of basic wheel components is important to ensure your racing safety. We can make sure you have the correct beadlock rings, lug-nut taper, wheel spacers and more.
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Speedway Tech Talk - Cast Aluminum Knockoff Hub Covers
by Tim - Posted in Video
3 months 21 days ago
Tim shows some of our Rocket wheels and knockoff hub covers.
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