The new Excel gears from Richmond are manufactured to meet the exacting specifications required by Richmond. Excel gears are Designed by Richmond engineers with more than 70 years experience in gear design and manufacturing. Each detail in the manufacturing of Excel gears has the Richmond stamp of approval. The gear design, tooling, material selection, heat treat recipes and quality requirements are specified by Richmond. Each gear carries Richmonds 1 year warranty against manufacturing defects.

Application: 1972-2013 GM 8.5" and 8.6" Rearend (will also fit 1980-1987 GM 8.5" corporate front end)

Technical Information

• Ratio: 4.56
• Compatible Carrier: 2.73-5.38
• Pinion Splines: 30
• Ring Gear Bolts: 10
• Rear Cover Bolts: 10
• Ring Gear Diameter: 8.5"