Rebuilds & Upgrades

E4OD Transmission Upgrades for Heavy-Duty Towing and Off-Roading

E4OD Transmission Upgrades for Heavy-Duty Towing and Off-Roading

Gearstar Performance 5 minute read

The E4OD transmission developed by Ford is a heavy-duty unit generally found in the Bronco, E-series vans, Expedition, and F-series trucks. This is a...

5 Tips for Choosing a Transmission Rebuild Kit

5 Tips for Choosing a Transmission Rebuild Kit

Gearstar Performance 6 minute read

One of the most challenging repairs anyone can make on a vehicle is rebuilding a transmission. A transmission is a complicated mess of small parts,...

6 Tips to Boost Auto Transmission Performance

6 Tips to Boost Auto Transmission Performance

Gearstar Performance 6 minute read

A vehicle auto transmission is a complex mechanical system that can be expensive to replace when damaged. This cost is why utmost care is essential to...

Dyno Testing for Top-Notch Performance

Dyno Testing for Top-Notch Performance

Gearstar Performance 6 minute read

Have you ever considered dyno testing your engine? If you are reading this, it simply means you want to learn more about how to dyno test an engine. Dyno...

Overachieving Overdrive With a 700R4 Transmission Rebuild

Overachieving Overdrive With a 700R4 Transmission Rebuild

Gearstar Performance 5 minute read

A good 700R4 transmission rebuild will leave you with a ride that is more powerful, durable, and with firmer shifts.In terms of power, you can get over...

Start Your Own Ford AOD Transmission Rebuild

Start Your Own Ford AOD Transmission Rebuild

Gearstar Performance 8 minute read

The oil crisis in 1973 brought a very harsh reality for motorists in America: fuel was going to become more expensive. And the only way out is to...

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