Heavy Duty Alternator

Tech Tip: Replacing a Starter with an Offset Pinion

Starters are designed to match the engine ring gear for proper mesh and performance.

Tech Tip: Mounting Holes on Newer All-Makes Starters

Some of our newer all-makes starter models are more versatile.

Brush Up on Your Technical Skills with Tech Tips

We make it easy to brush up on skills with our tech tip videos.

Tech Tip: Diagnosing Starter Cranking Problems

A current draw test may not reveal what you need to know to fix your cranking problem.

Measuring Current Draw of a Bus

How you can determine if your alternator has sufficient output for your vehicle.

Tech Tip: Converting to DuroSpeed™ K32 Fan Drive

The DuroSpeed™ K32 Fan Drive is your go-to fan drive for reliable performance that keeps temperatures cool, minimizes dust build-up and provides a longer clutch liner life.