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4891116 Belt Tensioner 1406486 1399691 4898548 504065874 4B3.9 B5.9 6B5.9 B
$76.99
Sale price
$76.99
Regular price
Available to Order
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
Not sure which part fits your equipment?
Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Belt Tensioner for 4B3.9 B5.9 6B5.9 Engines
Durable belt tensioner designed for 4B3.9 B5.9 6B5.9 engines, ensuring optimal belt performance and longevity.
- Fits multiple engine models including 4B3.9 and B5.9 series
- Maintains proper belt tension for smooth engine operation
- Constructed from high-quality aftermarket materials
- Easy to install with standard tools and instructions
- Aftermarket part, not an original equipment manufacturer item
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
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