Differential Side Bearing Puller - OTC Tools and Equipment

The OTC 4520 Differential Side Bearing Puller is a professional-grade tool engineered for the precise and safe removal of pressed-on side bearings during differential service. This purpose-built puller ensures clean carrier stripping while safeguarding critical components like housings and shims, facilitating accurate reassembly and minimizing the risk of costly damage. It is an indispensable asset for driveline technicians performing comprehensive differential teardowns and rebuilds.

Key Features

• Precision Bearing Extraction: Designed to safely extract differential side bearings from carriers during teardown, overhaul, and gear setup procedures, preventing damage to surrounding components.
• Secure, Adjustable Grip: Equipped with adjustable legs and precision-machined contact surfaces that firmly lock onto the bearing, enabling a controlled pull and minimizing the risk of slippage or race damage.
• Even Load Distribution: Engineered to distribute extraction force uniformly around the bearing, which helps to mitigate stress on the differential case, carrier, and housing during removal.
• Professional-Grade Construction: Manufactured with heavy-duty steel components and robust hardware, ensuring exceptional durability and reliability for repeated use in demanding driveline, axle, and general automotive repair environments.
• Component Protection: Helps prevent costly damage such as nicks, distortion, and cracking to the differential carrier, and preserves shim stacks for more accurate reassembly and preload adjustments.

Applications

The OTC 4520 is essential for comprehensive differential teardown and rebuild processes. It is used to safely remove side bearings prior to ring and pinion changes, carrier swaps, or when accurately setting backlash and preload. This tool is well-suited for driveline specialists, independent repair shops, and fleet maintenance operations performing bearing service on common Rear-Wheel Drive (RWD) and Four-Wheel Drive (4WD) automotive and light truck axles, where repeatable and accurate extraction is critical without damaging carriers, shims, or housings.

Specifications

• Model: OTC 4520
• Tool Type: Differential side bearing puller
• Weight: 4.9 lb
• Dimensions: 8.6" L x 8.7" W x 2" H
• Manufacturer: OTC Tools and Equipment