The OTC Differential Housing Spreader (7071) is a heavy-duty tool designed to safely remove and install differential ring-gear assemblies on Dana axle models 30 through 70. This tool is essential for professional mechanics and DIY enthusiasts who want to perform this task without damaging the differential housing. KEY FEATURES AND BENEFITS: Heavy-Duty Construction: Built to withstand the rigors of automotive repair. Mechanical Screw Power: Provides reliable and effective spreading force. Precision Machined Components: Ensures accurate fit and function. Easy to Use: Simple and straightforward operation. SPECIFICATIONS: Model: OTC 7071 Application: Dana axle models 30 through 70 Material: High-quality steel Weight: 35.35 lbs Dimensions: 5.9 x 18.8 x 3.6 inches HOW TO USE: Secure the Spreader: Position the spreader on the differential housing and secure it in place. Engage the Screw Mechanism: Turn the handle to engage the screw mechanism and begin spreading the housing. Monitor the Spread: Continuously monitor the spread to ensure proper alignment. Remove or Install the Ring Gear: Once the housing is sufficiently spread, remove or install the ring gear as needed. Reverse the Process: To tighten the housing, reverse the screw mechanism and tighten the bolts. BENEFITS OF USING OTC DIFFERENTIAL HOUSING SPREADER (7071): Prevents Damage: Reduces the risk of damaging the differential housing and components. Saves Time: Efficiently removes and installs ring gears. Professional Results: Achieves precise alignment and secure fit. Easy to Use: Simple operation for mechanics of all skill levels. FEATURES: Durable and reliable design: Built for long-lasting use. Safe and efficient operation: Helps avoid unnecessary damage during the process.