The timing belt keeps the engine’s top and bottom halves perfectly synchronized. Once it snaps, valves and pistons can crash into each other, bending metal and blowing your budget. Most vehicles need a new belt every 60,000 to 100,000 miles. Wait too long, and that low-cost job turns into a full engine rebuild.
A worn timing belt doesn’t always shout for attention. Maybe your engine feels rough at startup, or there’s a faint ticking behind the timing cover. Sometimes it gives no hint at all before failing. That’s why smart drivers replace the belt and everything that keeps it running smoothly: the tensioners, idlers, and water pump. A complete kit saves you from having to do the same job twice.
Aftermarket timing belt kits offer the same strength and dependability as their factory-made versions but at a lower price. Get top-quality parts without draining your wallet when you shop at CarParts.com today.
Let’s compare these top aftermarket brands based on price, quality, warranty, and availability.
Few brands have a history as long and as familiar as JC Whitney®. Founded in 1915, the name became legendary in mail-order parts. Today, JC Whitney® continues that tradition online with budget-friendly kits that fit right and arrive fast. They’re designed for everyday drivers who want solid performance without overpaying for a brand sticker.
Key Features
Price range: $45 to $180 per kit
Included parts: Includes a timing belt, tensioner, and seals. Some come with a water pump.
Fitment: Direct-fit design
Warranty: 1-year, unlimited-mileage warranty with a 30-day return policy
Why it stands out: It’s a reliable, affordable choice that doesn’t cut corners on essentials
Our Score: 10/10
Gates® has been supplying OEMs for decades, and their PowerGrip™ and TCKWP kits are industry benchmarks. Every kit is engineered to meet or beat the original equipment specs, often with the same tensioners and idlers used at the factory. For professionals and serious DIYers, Gates® is the gold standard.
Key Features
Price range: $70 to $290+
Contents: Timing belt, tensioners, idlers, and hardware
Warranty: Matches the OE replacement interval
Why it stands out: Trusted by automakers and mechanics worldwide for precision and durability
Our Score: 9.5/10
DNJ Engine Components® has been around for over 35 years, building a following among engine rebuilders and weekend mechanics alike. Their timing belt kits combine practicality and completeness. They’re great for keeping an older commuter car reliable without paying dealership prices.
Key Features
Price range: $65 to $150+
Kit contents: Timing belt, idlers, seals, tensioners, and water pump
Specs: Designed to meet or exceed OEM requirements
Why it stands out: Excellent catalog coverage for domestic and import models
Our Score: 8.5/10
Dayco® has been in the game for over a century, supplying belts and components to carmakers and racing teams alike. Their kits are built with the same precision as OE parts, focusing on exact fit and dependable timing performance. If you’ve replaced a serpentine or accessory belt before, chances are you’ve used a Dayco®.
Key Features
Price range: $25 to $50+
Kit types: Component-only or with water pump
Contents: Belt, idlers, tensioners, hardware, and sometimes seals or a matched pump.
Coverage: Huge range of domestic and import applications
Why it stands out: It’s a dependable mid-tier choice that balances cost and quality perfectly.
Our Score: 9/10
ContiTech®, a division of Continental, is another giant in the OE belt world. Their timing belts use advanced rubber compounds and reinforced fiber materials that resist heat and stretch. Continental’s Pro Series and Pro Series Plus kits come with everything down to the seals, so you can do the entire job without hunting for extra parts.
Key Features
Price range: Starts in the low $30s for standard kits
Configurations: Standard (belt and tensioner) or Pro Series Plus (adds idlers, seals, and water pump).
Guarantee: Coverage up to the OEM service interval when installed correctly.
Why it stands out: Belts feature specialized rubber compounds that reduce heat and wear
Our Score: 9.5/10
If you’re looking for solid quality without the premium price tag, JC Whitney® is the smart pick. They’ve been in the auto parts game since 1915, so they know a thing or two about what actually holds up under the hood. Their timing belts are built to meet or exceed OE specifications, which means you’re getting reliable performance at a fraction of dealer prices.
Whether you’re a DIY mechanic tackling your first timing belt job or a seasoned pro stocking your garage, you’ll appreciate dependable quality without the sticker shock.
Timing systems aren’t interchangeable. Each engine has its own belt length, tooth profile, and tensioner setup. Always match the kit to your car’s year, make, model, and engine code. The wrong kit can throw off cam timing or create belt noise.
Doing only the belt is like changing one sneaker and keeping the other worn out. The tensioner, idler bearings, and (if applicable) the water pump wear just as much. A complete kit saves labor and frustration later.
Warranties tell you how confident the manufacturer is in the quality of their product. When a brand stands behind its parts that way, it’s worth noting.
Not every car needs a top-shelf kit. If you’re maintaining a high-mileage daily driver, you can get the job done well for far less money. But if you’re driving a modern turbocharged engine with tight tolerances, springing for a premium brand will pay off in the long term.
Check your service record. If you’re anywhere near 60,000 to 100,000 miles or if you’ve just bought a used car with no proof of a recent timing job, it’s time. Belts can fail without warning, especially in interference engines, and the damage isn’t minor. Treat this like an engine insurance policy, not optional maintenance.
Any information provided on this Website is for informational purposes only and is not intended to replace consultation with a professional mechanic. The accuracy and timeliness of the information may change from the time of publication.