MAS Chassis SB901516 Leaf Spring Shackle Bushing - Rear To Frame or Rear Upper

Leaf Spring Shackle Bushing for GM Trucks

The MAS Chassis SB901516 leaf spring shackle bushing is a rubber replacement bushing for rear suspension mounting points on select Chevrolet, GMC, Hummer, Isuzu, and Oldsmobile vehicles. It is precision-engineered and tested to match the original equipment function on the listed applications.

Built for rear-to-frame and rear upper locations, this black rubber bushing supports the leaf spring shackle connection and helps restore proper suspension movement on vehicles such as the Chevrolet Colorado, GMC Canyon, and Chevrolet S10.

Key Features

• Brand: MAS Chassis
• Part number: SB901516
• Part type: leaf spring shackle bushing
• Material: rubber
• Color: black
• Inside diameter: 14.5
• Outside diameter: 38.3 / 39
• Length: 75.7 mm
• Regular grade type
• Mounting hardware not included
• Compatible with rear-to-frame and rear upper suspension locations

Detailed Description

The MAS Chassis SB901516 is a suspension bushing designed for leaf spring shackle service on specific GM and related platforms. It is a direct-fit style replacement for applications including 2004-2012 Chevrolet Colorado rear to frame, 2004-2012 GMC Canyon rear to frame, and 2006 Hummer H3 rear to frame, along with rear upper applications on Chevrolet S10, Chevrolet Blazer, GMC Jimmy, GMC Sonoma, Oldsmobile Bravada, Isuzu Hombre, Chevrolet S10 Blazer, GMC S15 Jimmy, and GMC S15. This part cross-references MOOG Chassis Products K200802 and Delphi TD4733W for the same application.

What It Helps Address

• Worn or cracked leaf spring shackle bushings
• Excess suspension looseness at the rear spring mount
• Noise from deteriorated rubber suspension bushings
• Uneven rear suspension articulation caused by bushing wear
• Restoration of OE-style shackle support on listed vehicles

Installation Notes and Tips

Verify the vehicle year, make, model, and suspension position before installation. This bushing is used in rear-to-frame and rear upper locations depending on application, so match the original part dimensions and mounting point carefully. Inspect the shackle, spring eye, and surrounding hardware for wear before assembly, and replace damaged components as needed for proper fitment.

Quality Assurance

MAS Chassis states that this bushing is precision-engineered and rigorously tested to provide reliable replacement performance for the original equipment on the listed vehicles. The SB901516 is built as a regular-grade rubber suspension bushing for consistent service in the specified applications.