Dorman 697-303 Differential Ring and Pinion - Front or Rear

Reliable Differential Ring and Pinion for Select GM and More Vehicles

The Dorman 697-303 Differential Ring and Pinion offers a standard replacement solution designed for a range of GM and other compatible vehicles. Engineered with a 4.1 gear ratio, this differential set is ideal for restoring driveline performance in models like the Chevrolet Silverado, GMC Sierra, and Cadillac Escalade.

• Standard replacement grade for dependable performance
• Includes both ring gear and pinion gear
• Gear ratio of 4.1 for optimized torque and speed balance
• Compatible with multiple makes including Buick, Chevrolet, GMC, and more
• Part number 697-303 for precise identification and fitment

Product Details and Specifications

This Dorman differential ring and pinion set (part number 697-303) is designed to meet OEM specifications for a variety of vehicles, including Chevrolet Avalanche, GMC Yukon XL 1500, Cadillac Escalade EXT, and Isuzu Ascender. The 4.1 gear ratio provides a balance between acceleration and fuel efficiency, making it suitable for trucks, SUVs, and performance cars within the supported lineup. The package contains both the ring gear and pinion gear, allowing for a complete replacement of the differential gearing components. Note that this product does not include an installation kit, so additional hardware may be required depending on your vehicle's setup.

Compatible Vehicles and Applications

• Buick LeSabre, Century, and Regal
• Cadillac Escalade, DeVille, and Brougham
• Chevrolet Silverado 1500, Avalanche 1500, and Camaro
• GMC Sierra 1500, Yukon XL 1500, and Envoy
• Hummer H3 and Hummer H2 (9-7x)
• Isuzu Ascender and Bravada
• Oldsmobile Cutlass and 98
• Pontiac Grand Prix and Bonneville
• Saab 9-2X

Common Issues Addressed by This Differential Set

• Worn or damaged ring and pinion gears causing noise or vibration
• Gear ratio mismatch affecting vehicle acceleration and drivability
• Excessive backlash or gear wear leading to drivetrain inefficiency
• Leaking or damaged differential components requiring gear replacement
• Restoring proper torque distribution for 4x4 and rear-wheel-drive systems

Installation Notes and Tips

Installation of the Dorman 697-303 differential ring and pinion requires professional tools and expertise. Since the package does not include an installation kit, ensure you have the necessary bearings, seals, and shims for your specific vehicle model. Proper gear pattern and backlash adjustment are critical to avoid premature wear and noise. It is recommended to consult a service manual for torque specifications and alignment procedures specific to your vehicle.

Quality Assurance and Warranty Information

Dorman provides this differential ring and pinion as a standard replacement part manufactured to meet or exceed OEM standards. While no specific warranty details are included with this product, Dorman typically offers limited warranties covering defects in materials and workmanship. For exact warranty terms, refer to Dorman’s official documentation or contact the manufacturer directly.