Zumbrota Drivetrain RMTFM146F-1 Manual Transmission

The Zumbrota Drivetrain RMTFM146F-1 is a remanufactured manual transmission designed specifically for the 1989-1993 Ford Ranger and the 1989-1990 Ford Bronco II. This unit is engineered to meet the demands of off-road driving and everyday use, providing reliable performance for 4WD applications.

Construction and Specifications

• Model: Mitsubishi FM146
• Drive Type: 4WD
• Engine Displacement: 2.9L
• Cylinders: 6
• Transmission Speeds: 5
• Bottom Pan: 12 Bolt Steel
• Tail Housing Length: 13 Inches
• Hollander Number: 400-02270

Quality Assurance Process

Zumbrota Drivetrain emphasizes quality throughout the remanufacturing process, ensuring each unit meets strict standards:

• Three quality inspections during the remanufacturing process.
• Initial pre-inspection for case integrity and wear issues.
• Mid-process inspection to verify OEM specification compliance.
• Final post-build inspection to confirm adherence to quality standards.
• All components undergo a 100% inspection, including gear wear and synchronizer testing.
• Complete replacement of seals, bearings, and other wear components.
• Dyno tested under various scenarios to ensure performance reliability.

Installation and Shipping

The RMTFM146F-1 is shipped in high-density plastic totes to prevent damage during transit. It is designed for straightforward installation, although professional installation is recommended to ensure optimal performance.

Warranty Information

This manual transmission comes with a standard 2-year/unlimited mileage warranty, offering peace of mind for your investment.

Confirmed Fitment

• 1989-1993 Ford Ranger FM146
• 1989-1990 Ford Bronco II FM146