4.29 Pro Gear, Ring and Pinion, 4.29:1 Ratio, Ford, 9", (35-Spline), Pinion Dia. 1.501", US Gear, 4.30 Designed For Drag Racing Only Pro Gears may be necessary when tooth breakage occurs with Standard gear sets Produced from a softer material, the teeth can flex as opposed to crack and break The life expectancy can vary anywhere from 15 to 300 runs depending on the vehicle If a Standard gear provided acceptable life, a Pro gear may not be the right choice Machined From 9310 Forged Steel Heat Treated to Optimize Material Properties Matched Ring & Pinion Set Ring Gear – 9″ OD – Tooth count 30 – 10 bolt holes in each bolt size – 7/16″-20 RH threads & 1/2″-20 RH threads Pinion – 35 spline shaft – Tooth count 7 – 1″-14 RH threads Note 35 Spline Pinions Require Capable Pinion Supports Will Not Fit OEM Or Daytona Style Supports Unsure about your application? Please contact a Strange Sales Associate to discuss your vehicle INSTALLATION KITS Using Tapered Bearing Pinion Support HD Pro & Drag race…….. R5238 / R5238WR Ultra & Billet cases…. R5238UC / R5238UCR Using Ball Bearing Pinion Support HD Pro & Drag Race…… R5238B / R5238BR Ultra & Billet cases… R5238UCB / R5238UCBR
*FOR CUSTOMER SAFETY AND ACCURACY PLEASE ENSURE SHIPPING AND BILLING ADDRESS BOTH MATCH UPON CHECKING OUT! WE CAN ONLY SHIP TO THE BILLING ADDRESS ON THE CARD USED FOR PAYMENT! THANK YOU! |