National 99274 Transfer Case Input Shaft Repair Sleeve

National Transfer Case Input Shaft Repair Sleeve Overview

The National 99274 Transfer Case Input Shaft Repair Sleeve is engineered for precise fitment and durability. Designed specifically for Chrysler and Dodge vehicles including the 300, Challenger, Charger, and Magnum models, this stainless steel repair sleeve restores shaft integrity and extends transfer case life.

• Flanged outside diameter: 3.125 inches (79.38 mm)
• Installation depth: 1.250 inches (31.75 mm)
• Overall width: 0.938 inches (23.83 mm)
• Shaft size compatibility: 2.745 to 2.751 inches (69.72 to 69.88 mm)
• Width on shaft: 0.781 inches (19.84 mm)
• Constructed from corrosion-resistant stainless steel

Detailed Product Description

The National 99274 repair sleeve is a precision-engineered component designed to fit transfer case input shafts within a narrow size range, ensuring a secure and reliable repair. Its stainless steel construction provides resistance to wear and corrosion, critical for maintaining transfer case performance under demanding conditions. The flanged outside diameter of 3.125 inches and installation depth of 1.250 inches allow for proper seating and alignment during installation. With an overall width of 0.938 inches, this sleeve fits tightly on shafts sized between 2.745 and 2.751 inches, making it suitable for specific Chrysler and Dodge transfer case applications.

Common Applications and Repair Uses

• Restores worn or damaged transfer case input shafts on Chrysler 300 and Dodge Charger models
• Addresses shaft wear issues in Dodge Challenger transfer cases
• Prevents further damage caused by shaft misalignment or excessive play
• Eliminates transfer case leaks related to shaft surface degradation
• Extends service life of transfer case components in Dodge Magnum vehicles

Installation Notes and Tips

• Ensure shaft dimensions fall within the specified range (2.745 to 2.751 inches) before installation
• Clean the shaft surface thoroughly to remove debris and contaminants
• Use appropriate tools to press the sleeve evenly onto the shaft without causing deformation
• Verify proper seating of the flange to maintain transfer case alignment
• Consult vehicle service manual for torque specifications and transfer case disassembly procedures

Quality Assurance and Warranty

Manufactured by National, the 99274 transfer case input shaft repair sleeve meets industry standards for material quality and dimensional accuracy. The stainless steel construction ensures long-term durability and resistance to corrosion. While specific warranty details are not provided, National products typically adhere to strict quality control processes to support reliable automotive repairs.