Locking Hub Flanged Head Bolt Chevrolet / GMC 4500 HD
- TBD thread
- TBD under the head
- Class 10.9
- Flanged head
- Dry thread locker applied
- (6) required per side of the axle
- (1) bolt
- 2019 - current Chevrolet and GMC 4500HD with the Dana Super 60 front axle
- Dana Spicer
- Dana Spicer 53978-2
- 6 month warranty and case by case basis.
WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.