Anchor 2891 Manual Transmission Mount - Rear

Rear Manual Transmission Mount for GM Trucks and SUVs

Anchor 2891 is a rear manual transmission mount built to OE standards for select Chevrolet, GMC, and Cadillac applications. It is engineered to support the transmission and reduce vibration transfer, helping maintain a stable drivetrain feel in daily driving and under load.

Key Features

• Rear manual transmission mount with interlock design
• Natural and SBR rubber for durability and vibration control
• Rubber-to-metal bond created with a special bonding agent
• Rubber compound mixed to a specific Durometer hardness
• Heat-treated grade 5 steel fasteners
• OE-style engineering for direct replacement use
• Anchor part number 2891

Detailed Description

This Anchor 2891 transmission mount is designed for rear mounting locations on a wide range of GM trucks and SUVs, including Chevrolet Silverado 1500, GMC Sierra 1500, Chevrolet Colorado, and GMC Canyon applications. It also cross-references Monroe Shocks & Struts 172286 for the same application. The mount uses natural and SBR rubber, a controlled hardness compound, and a bonded rubber-to-metal construction to help isolate drivetrain movement while maintaining proper support at the transmission mount point.

Compatible With select 1999-2022 Chevrolet, GMC, and Cadillac rear applications, this part number 2891 is a direct-fit solution for vehicles that require an interlock-style rear manual transmission mount. It is also listed across multiple OE and aftermarket interchange numbers for broader application coverage.

What This Part Helps Address

• Excess drivetrain vibration felt through the cabin
• Worn or collapsed rear transmission mount support
• Movement or shifting of the transmission under load
• Noisy drivetrain contact caused by deteriorated rubber
• Replacement needs on GM trucks and SUVs with rear mount service requirements

Installation Notes and Tips

Verify the rear mount style and interlock configuration before installation. Confirm vehicle year, make, model, and transmission setup against the fitment list for Chevrolet Colorado, GMC Canyon, Silverado, Sierra, Tahoe, Yukon, Yukon XL, Suburban, and related applications. Inspect surrounding mount brackets and fastener condition during replacement to ensure proper alignment and support.

Quality Assurance

Anchor designs this mount to OE standards and uses heat-treated grade 5 bolts, a specialized rubber-to-metal bonding process, and a controlled rubber compound for consistent performance. Anchor 2891 includes a 12-month warranty.