differentials

It was a dark and stormy afternoon. Lightning crackled across the sky, briefly overpowering the cacophony of howling winds and driving rain slamming against the garage door. …But the bad […]

I’m new to the old car hobby (cars of any kind really) and I’m trying to learn all I can. One thing I’ve noticed is that some rear wheel drive […]

One of the first and most popular upgrades truck and Jeep owners do is installing larger wheels and tires. And while that may seem like a easy, straightforward affair, there […]

Eaton is synonymous with automotive differentials. The company helped coin the term Posi-Traction, and its Detroit Locker is arguably the most-famous of all locking differentials. Eaton earned its reputation for producing […]

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we cover the difference between close ratio and wide ratio transmissions and provide casting […]

Back in the day, if you needed the toughest, most-capable differential on the street, you ran a Detroit Locker.  When you want the same kind of differential today, the choice […]

Watch this Summit Racing Quick Flicks video and learn the basics of differentials, including the differences between open, limited-slip, and locking, and how each style works in your vehicle.

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re looking at posi- and non-positraction rear-end setups. T.J. • Columbia, SC Q: I’d […]

Horsepower is the holy grail of high performance. We love it. We want more of it. We can never seem to get enough of it. So why do many people […]