Keep a two-piece driveshaft steady and help calm driveline vibration with the Pioneer Drive Shaft Center Support 646035. It installs as a direct-fit replacement for the listed applications, including the 1966-1982 Chevrolet Caprice, 1970-1979 Buick Estate Wagon, 1988-1999 Chevrolet C1500 and K1500, and 1996-2002 Chevrolet Express 1500, along with many more Chevrolet, GMC and Buick trucks, vans and cars. See the "Vehicles it fits" section for the full list and engine details.
Mounted at the center of the driveshaft, this support holds the shaft's midpoint in position and cushions the vibration that travels through the driveline. Pioneer offers its mounts as a premium replacement option.
- Sure-Fit System: Pioneer tests each application on vehicle-specific fixtures, a process intended to give you a hassle-free installation.
- Application-specific rubber: The housing is bonded with a blended rubber compound matched to each application and designed to absorb vibration.
- Center position: Built for the center support location on the listed applications.
Signs a center support may need replacing include vibration that builds with road speed, a clunk when shifting into gear or pulling away, and cracked or separated rubber. Diagnose the cause before replacing, since U-joints, driveshaft balance and other driveline parts can produce similar symptoms.
Interchange: 6035
Frequently Asked Questions
What does a drive shaft center support do?
It holds the midpoint of a two-piece driveshaft in position under the vehicle. Its bonded rubber element is designed to help absorb driveline vibration.
Which vehicles does Pioneer 646035 fit?
Applications include the 1988-1999 Chevrolet C1500 and K1500, the 1996-2002 Chevrolet Express 1500 and the 1970-1979 Buick Estate Wagon. See the "Vehicles it fits" section for the full list.
What are signs of a worn center support?
Vibration that builds with speed, a clunk when shifting or accelerating, and cracked or torn rubber may signal a worn center support. Diagnose first, since U-joints and driveshaft balance can cause similar symptoms.
What is Pioneer's Sure-Fit System?
It is Pioneer's process of testing each application on vehicle-specific fixtures, intended to make installation hassle-free.
What number does Pioneer 646035 interchange with?
Pioneer 646035 interchanges with part number 6035.
