Peterbilt 330/335/337 Brake Parts & Acc.

When it comes to your brakes, there’s no room for guesswork. Your Peterbilt 330, 335, or 337 needs dependable stopping power—day in, day out. That’s where our aftermarket brake accessories come in. We carry high-quality replacement parts designed to keep your braking system strong, responsive, and DOT-compliant. Whether you're running drum brakes or discs, doing a quick repair, or a full system overhaul, this category has what you need. For drum brake systems, you can find essentials like: - Camshaft bushings: Reduce friction and extend the life of your brake cams - Automatic slack adjusters: Keep your brake stroke in the safe zone without constant manual checks - Long-stroke air brake diaphragms: Deliver consistent braking force and better performance under heavy loads For disc brake setups, you’ll find: - Quality caliper parts - Pads, rotors, and hardware - OE-fit replacements built for long-term wear resistance Our well-stocked selection makes it easy for you to also find replacement brake chambers, hoses, fittings, and service kits all in one place. These aftermarket parts are made for durability and performance—without the high cost of OEM. They’re a great option for owner-operators and fleets who want reliable brakes that won’t break the budget. If you’re looking for a better ride altogether, add some new Peterbilt 330/335/337 shocks, enhanced Pete 330/335/337 air ride kits, or better steering with Peterbilt 330/335/337 steering components. Whether you're upgrading to stay ahead of DOT inspections or swapping out worn components, you can trust our parts to get the job done.