The Yukon ring-and-pinion gear set for 1955–1964 GM passenger cars (55P) in a 3.08 ratio is a period-correct replacement built to OEM dimensions. Yukon machines a finished tooth surface to reduce friction and heat and uses high‑grade steel while keeping fitment to original specifications. This set fits 1955–1964 GM passenger car applications with an 8.40 in. ring gear, 10 ring gear bolts and a 17‑spline pinion.
Yukon Gear High Performance Gear Set For GM Chevy 55P in a 3.08 Ratio