Zumbrota Drivetrain RTC4470G-2 Transfer Case

The Zumbrota Drivetrain RTC4470G-2 is a remanufactured transfer case designed for heavy-duty applications. With a focus on precision engineering and quality, this unit is built to meet the rigorous demands of your Chevrolet or GMC K3500 from 1990. Whether you’re tackling tough terrain or need reliable power distribution, the RTC4470G-2 delivers performance you can trust.

Key Features

• Meticulous remanufacturing process with three quality inspections to ensure top-notch performance.
• Initial inspection verifies the absence of cracks and excessive wear, addressing common OEM issues found in cores.
• During assembly, a secondary inspection guarantees that all components meet OEM specifications.
• A final inspection confirms that the unit adheres to strict Zumbrota quality standards.
• Hydro blasting and rinsing restore the transfer case to an OEM-like finish, ensuring optimal appearance and functionality.
• Complete replacement of seals, bearings, and viscous couplers (if applicable) to enhance durability.
• Shipped in high-density plastic totes to minimize transit damage.
• Comes with a standard 2-year/unlimited mileage warranty for added peace of mind.

Specifications

• Transfer Case Assembly: BW4470
• Front Output Yoke: 4 Inch Bell Style
• Rear Output Yoke: Slip Yoke Style
• Includes 2 Prong Shift Indicator Switch
• PTO Opening included for versatility
• Tag Numbers: 15607644, 15622874
• Hollander Numbers: 412-245
• Other Numbers: UMT124-1

Fitment

• 1990 Chevrolet K3500 BW4470
• 1990 GMC K3500 BW4470

The RTC4470G-2 is engineered specifically for 1990 Chevrolet and GMC K3500 models equipped with the BW4470 transfer case. Ensure your vehicle maintains optimal performance with this reliable remanufactured unit.