Quality parts manufacturers are essential to successful repair shop businesses.  Quality means the part fits right and functions as it should long after the car leaves the bay. Installing better parts is simply better for your business. The Know Your Parts site is dedicated to bringing you valuable problem-solving articles and videos from the best parts manufacturers in the world.

Bower Heavy Duty Bearings by NTN

Powered by NTN and recognized across the industry for premium quality over the last 100 years, Bower’s heavy-duty aftermarket product line includes tapered roller bearings, clutch pilot bearings, wheel end spacer kits and differential kits.


MAHLE Aftermarket, the business unit specializing in spare parts, uses the expertise from the series production of original equipment in its automotive aftermarket product range, and supplies trade, repair shop and engine repair partners. MAHLE Aftermarket is represented at 22 locations and other sales offices worldwide, with 1,555 employees. In 2016, the business unit achieved…


Since 1914, Philips has been a premier lighting brand in the automotive industry. With innovations ranging from the first dual-filament halogen headlamp bulb to the invention of Xenon HID, Philips products have always been at the forefront of lighting technology. Today, one in three new cars is equipped with a Philips lighting source, and Philips…


Demand parts that live up to a higher standard. Yours. Demand Continental. Nearly every major domestic and international auto manufacturer does. That’s because, for nearly 146 years, we’ve engineered every part, including aftermarket parts, to meet or exceed OE specs. Because we know what’s riding on every part. Your reputation.

Monroe Shocks & Struts

Monroe® Shocks & Struts understands customer comebacks can be hard. Everything we build is to keep your business running smoothly – from our products developed with OE-expertise, to our programs, training and service. All we do is “Built for you.”

BCA Bearings

Powered by NTN, the largest manufacturer of wheel hub assemblies in North America, BCA offers a full-line of premium, OE-quality wheel hubs, bearing and seals for both domestic and import applications.


In order to supply the automotive aftermarket with the quality and selection it demands, BWD manufactures and distributes a full line of engine management products, featuring computerized engine controls, diesel components and turbochargers, TPMS sensors, VVT components, NEW mass air flow sensors, emission parts, ignition and electrical, sensors, switches, fuel injection, and more.


Automotive professionals have relied on CRC for superior quality specialty chemical products to solve their general maintenance and repair needs since 1958. Our highly-specialized formulas provide the best solutions for multiple service categories including brakes, electrical system, fuel system, engine, transmission and power steering. CRC brands: CRC®, SmartWasher®, K&W®, Sta-Lube®, Marykate® and Weld-Aid®


For more than a century, Delphi has had a passion for making the parts that help vehicles all over the world run better, longer and more efficiently. We partner with the world’s 25 biggest automakers. And with more than 170,000 employees in 44 countries, we have the resources, the reach and the OE expertise to…


Our MEYLE brand stands for the highest quality of spare parts worldwide sold on the independent aftermarket. Top quality in all fields, from development via manufacturing in our own production plants through to logistics and service – that’s the demand we place on ourselves, every day for every customer.

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