Installer Tube - Kent-Moore

The Kent-Moore J-41228-1 Installer Tube is a specialized five-piece professional-grade tool engineered for the precise installation of the output shaft axle sleeve on GM 4T40E and 4T40Eb automatic transaxles. This instrument ensures critical OEM alignment standards are maintained, controlling lateral runout to within 0.001" to reduce vibration and prevent premature wear in rebuilt transmission units.

Key Features

• Dedicated Application: Specifically engineered for the output shaft axle sleeve installation on GM 4T40E and 4T40Eb automatic transaxles, ensuring direct compatibility and adherence to OEM service procedures.
• Secure Engagement: Features a robust four-leg grip interface that positively engages the output shaft ring groove, securely holding both the sleeve and shaft during the pressing process to minimize movement and misalignment.
• Precision Alignment: Facilitates accurate installation by maintaining lateral runout to 0.001", consistently meeting GM specifications for optimal gear mesh, extended bearing life, and improved shift quality.
• Component Protection: Guides the sleeve straight onto the shaft, effectively preventing cocking, distortion, or damage to new transmission components during installation.
• Professional-Grade Construction: A genuine Kent-Moore tool, commonly referenced in GM service procedures, ensuring reliability and long-term durability in demanding shop environments.

Applications

This installer tube is an indispensable tool for professional technicians performing overhaul and repair on GM vehicles equipped with the 4T40E/4T40Eb transaxle. It is particularly valuable in scenarios where precise axle sleeve or output shaft sleeve installation is critical for controlling runout, maintaining original equipment alignment, and improving the long-term durability and shift quality of the transaxle. Ideal for dealership transmission departments, independent transmission rebuilders, and driveline specialists.

Specifications

• Manufacturer: Kent-Moore
• Model: J-41228-1
• Tool Type: Five-piece installer tool
• Approximate Weight: 1 lb
• Alignment Precision: 0.001" lateral runout during installation