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Yukon Gear & Axle USA Standard ring and pinion set is built to exceed OEM specifications for Ford 10 and earlier 10.5" differentials in a 4.56 ratio. Each set undergoes in‑house dimensional and material testing. It fits 1999–2010 Ford 10.5" housings with 12 ring gear bolts and a 31‑spline pinion, offering a direct replacement for final drive gear service or ratio changes.
USA Standard Ring & Pinion Gear Set For 10 & Down Ford 10.5in in a 4.56 Ratio
