Zumbrota Drivetrain RMT4500C-5 Manual Transmission

The Zumbrota Drivetrain RMT4500C-5 is a remanufactured manual transmission designed to meet the rigorous demands of your 1991-1994 GM 3500 Pickup. This unit is built with precision, ensuring that every component meets OEM specifications for optimal performance and reliability.

Quality Assurance Process

Zumbrota employs a comprehensive three-step inspection process during the remanufacturing of the RMT4500C-5:

• Pre-Inspection: Each transmission undergoes a thorough inspection for case cracks, excessive wear, and other OEM-specific issues.
• Component Measurement: All parts are meticulously measured to verify they align with OEM specifications.
• Final Inspection: A post-build evaluation ensures that the unit meets Zumbrota’s strict quality standards.

Performance Testing

The RMT4500C-5 is subjected to rigorous testing, including:

• 100% inspection of internal components, focusing on gear wear, mainshaft straightness, and synchronizer functionality.
• Dyno testing that simulates real-world driving conditions to assess operation, shiftability, and noise levels.

Cleaning and Finishing

To ensure longevity and reliability, the RMT4500C-5 undergoes an exclusive hydro-blast rinse and sandblasting procedure, followed by a proprietary shot-enticed deep cleaning. This meticulous process sets a new standard in manual transmission remanufacturing.

Warranty

Every Zumbrota manual transmission, including the RMT4500C-5, comes with a 2-year unlimited mileage warranty, providing peace of mind with your purchase.

Fitment

• Chevrolet C3500HD 1991-1994
• GMC C3500HD 1991-1994