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The Yukon ring-and-pinion gear set for GM Chevy 55P is a high-performance 3.73 ratio final-drive option. Precision heat-treating, advanced tooth-surface finishing and strict quality testing work together to lower friction and heat while maintaining OEM-spec fitment. The Y.E.S. Plan provides lifetime coverage. Fits 1955-1964 GM passenger cars with an 8.40" ring gear, 10 ring bolts and a 17-spline pinion.
Yukon Gear High Performance Gear Set For GM Chevy 55P in a 3.73 Ratio
