Ford 10" 4.11 Pro Gear with 35 Spline Pinion
Richmond Gear - Produced in Italy

 
Specifically Designed for Drag Racing

Requires Aftermarket Components
Case designed to utilize a 10″ gear set
Pinion support with the ability to use 35 spline pinion gear
Housing constructed with additional clearance for 10″ ring gears

Will Not Fit OEM Cases or Housings

The ring gear is manufactured to 10″ specifications before the O.D. is reduced to 9.4″
Results in a much stronger tooth design than possible with 9″ or 9 1/2″ Pro Gears

Machined From 9310 Forged Steel
Heat Treated to Optimize Material Properties
Matched Ring & Pinion Set

Ring Gear
• 9.4″ actual O.D.
• Tooth count 37
• 10 bolt holes in each bolt size
• 7/16″-20 RH threads & 1/2″-20 RH threads

Pinion
• 35 spline shaft
• Tooth count 9
• 1″-14 RH threads

Installation Kits

For Tapered Bearing Pinion Support
Ultra & Billet cases – R5238UC / R5238UCR

For Ball Bearing Pinion Support
Ultra & Billet cases – R5238UCB / R5238UCBR