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![Yukon - YGKT005-488-4 - Ring & Pinion Gear Kit Package Front & Rear with Install Kits - Toyota 8.4/8"IFS](http://www.hiredgunoffroad.com/cdn/shop/products/6dd686e81cf0f24f45fc3ef2bbd40388_885x.jpg?v=1698980620)
Ring & Pinion Gear Kit Package Front & Rear with Installation Kits fits Toyota 8.4/8"IFS Differential (Without Factory Locker; Fits 3.91 & Up Front Case) 4.88 Ratio
For Toyota 8.4 in. Rear & 8.0IFS Clamshell Front Differential
Fits 4 Series Front Carrier Case
Rear: 8.125" Ring Gear Diameter
Rear: 12 Bolt Ring Gear
Rear: 30 Spline Pinion
4.88 Gear Ratio