Axle Ratio Calculator | Calculate Ideal Tire Size & Rear Gear Ratio

Lucas P. explains how to choose the correct part for a Ford 9" third member build in order to achieve a bulletproof rear. You will find specific recommended parts to use from Speedway Motors.

Our hot rod expert takes you through his ford I beam axle setup. Follow as he sets up the front end on his split wishbone front suspension Model A.

A routine weekly maintenance checklist to perform between each race in order to keep a clean and efficient race car at the track.

Learn how to measure pinion depth with a ring and pinion setup tool. Follow as our tech Zach rebuilds a rear differential with the help of a pinion depth tool.

A guide to squaring your Stallard micro sprint rear axle.

54" rear axle assembly guide for a Stallard micro sprint.

Front axle squaring guide for a Stallard micro sprint.

A guide to build custom axles for a Henchcraft lightning sprint.

Old trucks are just meant to have manual transmissions. They're made even better with a modern overdrive like a Tremec TKX. Watch our C10 manual transmission conversion on an LS-swapped '68 to see just how easy it is to row your own gears,

Estimate horsepower, trap speed, and ET with our drag performance calculator. Use it as a 1/4 mile time estimator or 1/8 mile ET to mph calculator.