CV Boots and Related Components

What Are CV Boots and Why Do They Matter?

The constant velocity (CV) joint is one of the hardest-working components in your vehicle's drivetrain, transferring power from the transmission to the wheels while accommodating the full range of steering and suspension movement. Keeping that joint alive is the CV boot — a pleated rubber or thermoplastic sleeve that serves two critical jobs: keeping protective grease packed around the joint and keeping road grime, water, and debris out.

CV joint boots are the primary product in this category. When a boot cracks, tears, or pulls free from its retaining band, grease escapes and contaminants rush in. As one industry source puts it, a failing boot leaves the joint "vulnerable to sand, dirt, rocks, and water that can rapidly wear joint components," turning a simple boot replacement into a far more expensive axle shaft assembly job. Catching a torn boot early is one of the best-value maintenance moves a vehicle owner can make.

Completing the system are CV joint boot bands — the crimp-style or ear-style clamps that cinch the boot tightly to the axle shaft and CV joint housing. A quality boot band is just as important as the boot itself; a loose or corroded clamp is a common cause of premature boot failure even when the rubber is still intact. Many kits bundle the boot, bands, and fresh grease together for a complete service in one box.

What to Consider When Shopping CV Boots

• Material: Neoprene is the most common aftermarket material and offers solid durability and oil resistance. Thermoplastic elastomers (TPE) are increasingly used for OE-style replacements and can offer excellent flex-life in extreme temperatures.
• Inner vs. Outer: Most front-wheel-drive and AWD axles have both an inner and an outer CV boot. Many technicians recommend servicing both at the same time to avoid a repeat teardown.
• Kit vs. Boot Only: Full kits include the boot, retaining bands, and grease — everything needed for a complete job. Boot-only options work when you already have quality hardware on hand.
• Vehicle Coverage: Always verify fitment by year, make, model, and drivetrain configuration before ordering.

Top Brands in CV Boots and Components

EMPI is the category leader with the widest selection of CV boot kits in this catalog. Founded in 1959 and long associated with the VW and air-cooled performance world, EMPI offers replacement and performance-oriented boot kits for a broad range of street and off-road vehicles, with products designed to meet OE specifications at an accessible price point.

ACDelco brings the credibility of GM's OE supplier network to the aftermarket. ACDelco CV boots are engineered to match original equipment fit and function, making them a top choice for GM vehicle owners who want factory-level confidence.

Seal Savers takes a unique approach with their CV Saver boot covers — flexible neoprene sleeves that wrap around an existing CV boot to provide a second layer of protection. Made from their proprietary FlexPower material, Seal Savers can serve as full-time boot guards or emergency trail-side solutions for ATVs, UTVs, Jeeps, and trucks, requiring no axle disassembly to install.

Mevotech is known for engineering enhancements over OE designs across its chassis and drivetrain product lines, with a focus on extended service life and precise fitment for a wide range of domestic and import vehicles.

Beck/Arnley has built its reputation as a trusted supplier of OE-quality parts specifically for foreign nameplate vehicles — cars and light trucks from European and Asian manufacturers where exact-fit specifications are especially critical.