$820.00
Drag Race Use Only
Requires Specific Aftermarket Components
Case – Designed to utilize 9 1/2″ gear sets
Housing – Additional clearance provided for 9 1/2″ ring gears
Ring Gear Teeth May Contact Pinion Race
If necessary, chamfer 1/8″ to 3/16″ as illustrated
Can be performed with a stand-up belt sander
Ensure to file any sharp edges
Will Not Fit OEM Cases or Housings
9 1/2″ Pro Gears will provide much longer gear life in comparison to 9″ Pro Gears
Life expectancy can increase by up to three times depending on the vehicle
The exception is when there is violent tire shake and the vehicle is kept under power
The ring gear is manufactured to 9 1/2″ specifications before the OD is reduced to 9.25″
Resulting in a much stronger tooth design than possible with 9″ Pro Gears
Machined From 9310 Forged Steel
Heat Treated to Optimize Material Properties
Ring Gear Lightened To Minimize Rotating Weight
Matched Ring & Pinion Set
Ring Gear
– 9.375″ actual OD
– Tooth count 31
– 10 bolt holes
Pinion
– 28 spline shaft
– Tooth count 6
– 3/4″-20 RH threads
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…….. R5237 / R5237WR
Ultra case……………….. R5237UC / R5237UCR
Using Ball Bearing Pinion Support
HD Pro & Drag Race…… R5237B / R5237BR
Ultra & Billet cases… R5237UCB / R5237UCBR
Description
Ford 9 1/2″ 5.17 Pro Gear Set Richmond Gear – Lightened
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