Xtreme Gear Center Section Ford 9 inch with 31 spline steel spool; choose ratio. Assembled.

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Assembled Center Section for 9\" Ford with Xtreme Gear lightweight ring & pinion and offset spool, OEM cleaned case, 31 spline offset steel spool, 1310 Forged steel yoke.

Ratios Available 4.11, 4.30, 4,57, 4.63, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50.

Looking for a Competitive EDGE with your 9\" Ford?
Rotating Weight Savings for Faster Acceleration & Quicker TimesSample 8620 Ring Gear Weights
Xtreme 5.67 ring gear weighs 9.0 lbs.
LW PEM 5.67 ring gear weighs 11.65 lbs.
Standard PEM 5.67 ring gear weighs 12.95 lbs Acceleration is improved with weight reduction in the drivetrain. The larger the
diameter of the part the more weight reduction helps. Your flywheel and rear ring gear are the largest diameter parts in your drivetrain and will benefit the most from weight reduction.The ring gear is narrower than a stock ring gear and requires a matching offset spool to reduce the weight and not to reduce strength.

Assembled Package includes: ALL NEW ASSEMBLY. PEM nodular iron case & pinion support, pinion bearings & races, pinion bolts, pinion depth shims, pinion seal, pinion nut, side bearings & races, ring gear bolts, tail bearing and tail bearing retainer plate.

All bearings and seals are Premium Brands ( either Timken or Koyo).

Can ship in 2-3 business days after we receive your payment.

FREE SHIPPING via UPS Ground in the 48 States US.

Contact for shipping questions is [phone removed by ] or email Disclaimer. Warning! Auto racing is a hazardous sport. No warranty or guarantee is made or implied regarding any racing product sold by Performance Engineering and Manufacturing, LLC. User assumes all risks. We will ship using UPS Ground or SpeeDee Delivery in the upper midwest with Insurance and we will send a Tracking/Delivery Confirmation Number after shipped.
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