Speedway Motors Quick Change Gears

We help determine what are the best 10-spline quick change gear ratios for your street or racing needs

Quick change rears have been around since the 1940s and while many are familiar with them, to others they’re a mystery we’ll help explain

Take your crate motor racing to the next level with these tricks and tips that won't get you in hot water with tech officials!

Tim talks about our Winters quick change rear end & components.

How to determine the quick change R&P ratio without opening up the rear in street cars with quick changes, sprint cars, modifieds, late models and GOTRA cars.

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced today a list of new products that will be debuted Dec.9-11 in Indianapolis, Ind. at the 2021 PRI Show.

Not sure what to get that race car driver in your life? Don’t worry, we’ve got your back this holiday season with our 2023 gift guide!

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Speedway Motors announced today the introduction of a new IMCA Modified Spec Racing Engine as they kick off the 2025 race season along with discounts Jan. 27-Feb. 2 to help their customers get ready for race season.

Speedway Motors, a manufacturer, retailer, and distributor of high-quality automotive parts and racing products, will introduce new racing products in their booth (#4101) at the 2025 PRI Show Dec. 11-13 in Indianapolis, Ind.