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PEM
Performance Engineering & Mfg know to us and others as PEM manufacture, quickchanges, gears, driveshafts and parts.

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31 Spline Axles
31 spline axles fit most Quick Change and 9" Ford rears. PitStopUSA.com also carries special lightweight gundrilled 31 spline axles. Use with 24 spline drive flanges.
5 x 4.75" Hubs
Billet aluminum hubs are a lightweight, economical and are available at PitStopUSA.com in all common bolt patterns. We also offer steel hubs and steel hub kits. Many of our hub kits include bearings, seal, spindle nut and studs.
5 x 5" Hubs
Billet aluminum hubs are a lightweight, economical and are available at PitStopUSA.com in all common bolt patterns. We also offer steel hubs and steel hub kits. Many of our hub kits include bearings, seal, spindle nut and studs.
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Differential Cases
Pit Stop USA is The Online Motorsports Superstore! We feature Ford 9" Carrier Bearing Cases at low everyday prices.
Drive Flanges
Pit Stop USA is The Online Motorsports Superstore! We feature Drive Flanges at low everyday prices.
Ford 9" Rear Ends
Pit Stop USA is The Online Motorsports Superstore! We feature Ford 9" Rear Ends at low everyday prices.
Ford 9" Ring & Pinion
Pit Stop USA is The Online Motorsports Superstore! We feature Ford 9" Ring & Pinion at low everyday prices.
Grease - NEW
Check out the Recently Listed Grease.
Hub Bearing Seals
Keep that grease in the hub where it belongs with hub seals from PitStopUSA.com. Regular maintenance of your wheel bearings is critical to prevent failures, including the replacement of your hub...More Details »
Lock Washers
Every time you have to stop working on the race car to run off to the hardware store to get a few bolts and nuts is a frustration we have all been through. It just goes to show that you can't ever...More Details »
O-rings - NEW
Check out the Recently Listed O-rings.
PEM Premium Quick Change Gear Sets
High Strength Alloy Steel for higher HP cars with bigger tires. LW Drilled. 1.5 lbs. lighter decreases your rotating weight. REM® polished for less friction and longer life. QC Gears run cooler with REM® finishing!
PEM Premium Quick Change Gears
High Strength Alloy Steel for higher HP cars with bigger tires. LW Drilled. 1.5 lbs. lighter decreases your rotating weight. REM® polished for less friction and longer life. QC Gears run cooler with REM® finishing!
PEM Racing Brake Rotors
Pit Stop USA offers PEM Racing Brake Rotors at low everyday prices.
PEM Standard Quick Change Gear Sets
Proven Gear manufactured for over 10 years. 10 spline gears - Fits Winters, Frankland, Bulldog (DMI), Tiger, Halibrand, Jones and other Quick Change Rear Ends.
PEM Standard Quick Change Gears
Proven Gear manufactured for over 10 years. 10 spline gears - Fits Winters, Frankland, Bulldog (DMI), Tiger, Halibrand, Jones and other Quick Change Rear Ends.
Pinion Yokes
Pit Stop USA is The Online Motorsports Superstore! We feature Pinion Yokes at low everyday prices.
Quick Change Ring & Pinion
Pit Stop USA is The Online Motorsports Superstore! We feature Quick Change Ring & Pinion at low everyday prices.
Rear Axle Housings
Pit Stop USA is The Online Motorsports Superstore! We feature Rear End Housings at low everyday prices.
Rear Control and Trailing Arm Mounts - NEW
Check out the Recently Listed Rear Control and Trailing Arm Mounts.
Slip Yokes
Pit Stop USA offers Slip Yokes at low everyday prices.
Snap Rings - NEW
Check out the Recently Listed Snap Rings.
Spindle Washers & Nuts
Spindle Washers and Nuts from PitStopUSA.com keep your hubs, bearings and seals secure for reliability and performance. We stock spindle lock nut kits that include nut, washer and cotter pin for stock spindles too.
Wheel Bearings
Pit Stop USA is The Online Motorsports Superstore! We feature Wheel Bearings at low everyday prices.
Items 1-25 of 26

PEM Products

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Items 1-25 of 128
Description: Axle Shaft, 29-1/2 in Long, 31 Spline Carrier, 24 Spline Drive Flange, Steel, Natural, Each
Item #: PEMW529531
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $99.00
Sale: $77.87
Save: 21%
Save: $21.13
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Description: Wheel Hub Assembly, Rear, 5 x 5.00 Wheel Bolt Pattern, 24 Spline Drive Flange, Bolts / Bearings / Hub Seal / Lug Nuts / Plate / Studs Included, Steel, Black, Kit
Item #: PEMGNHRK5X5
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Ships from Michigan.
Free Ground Shipping
Price: $378.75
Sale: $378.87
Save: -0%
Save: $-0.12

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Description: Rear Axle Housing, Ford 9 in Floater, 62 in Wide, Centered, 5 x 4.75 in Hub, 0.810 in Thick Rotors, Steel Hub, Steel, Natural, Kit
Item #: PEMHNK3103104
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $913.75
Sale: $919.87
Save: -1%
Save: $-6.12

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Description: Axle Shaft, 32-1/2 in Long, 31 Spline Carrier, 24 Spline Drive Flange, Steel, Natural, Each
Item #: PEMW532531
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $104.00
Sale: $81.87
Save: 21%
Save: $22.13
Qty:

No image available!
Description: Differential Case, Assembled, 4.56 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS45631
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

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No image available!
Description: Differential Case, Assembled, 5.14 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS51431
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $597.97
Save: 2%
Save: $11.03

Qty:

No image available!
Description: Differential Case, Assembled, 5.29 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS52931
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 5.43 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS54331
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 5.67 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS56731
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 5.83 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS58331
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 6.00 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS60031
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 6.20 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS62031
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 6.33 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS63331
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

No image available!
Description: Differential Case, Assembled, 6.50 Ratio, 31 Spline, Steel Spool, Natural, Ford 9 in, Each
Item #: PEMCSFS65031
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

NEW!
Description: Day Lube Grease 16oz Tube
Item #: PEMDAYLUBETUBE16OZ
Condition: New
Same Day Shipping!
Ships from Michigan.
Price: $48.27
Sale: $44.91
Save: 7%
Save: $3.36
Qty:

NEW!
Description: Ford 9in Axle Tube Seal Alum. Red w Seal & Oring
Item #: PEMF9AXTS3KIT
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
Ships from Michigan.
Price: $30.99
Sale: $29.87
Save: 4%
Save: $1.12
Qty:

No image available!
Description: Rear Axle Housing, Ford 9 in Floater, 60 in Wide, 2 in Offset, 5 x 5 in Hub, 0.810 in Thick Rotors, Steel Hubs, Steel, Natural, Kit
Item #: PEMHNK2803205
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $883.75
Sale: $894.87
Save: -1%
Save: $-11.12

Qty:

Description: Rear Axle Housing, Ford 9 in Floater, 60 in Wide, Centered, 5 x 4.75 in Hub, 0.810 in Thick Rotors, Solid Axles, Steel, Natural, Kit
Item #: PEMHNK3003004
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $913.75
Sale: $919.87
Save: -1%
Save: $-6.12

Qty:

Description: Rear Axle Housing, Ford 9 in Floater, 60 in Wide, Centered, 5 x 5 in Hub, 0.810 in Thick Rotors, Solid Axles, Steel, Natural, Kit
Item #: PEMHNK3003005
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $883.75
Sale: $894.87
Save: -1%
Save: $-11.12

Qty:

Description: Rear Axle Housing, Ford 9 in Floater, 62 in Wide, Centered, 5 x 5 in Hub, 0.810 in Thick Rotors, Steel Hub, Steel, Natural, Kit
Item #: PEMHNK3103105
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $883.75
Sale: $894.87
Save: -1%
Save: $-11.12

Qty:

Description: Pinion Yoke, 5.5 in Long, Steel, 27 Spline, Natural, 1350 U-Joint, GM TH350, Each
Item #: PEMNT3-3-6081HP
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
FREE SHIPPING! Ships from Michigan.
Free Ground Shipping
Price: $147.86
Sale: $147.87
Save: -0%
Save: $-0.01
Qty:

NEW!
Description: 9in Gear Full Spool 3.70 Ratio New Center 31
Item #: PEMCSFS37031
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item. Ships from Michigan.
Free Ground Shipping
Price: $609.00
Sale: $591.87
Save: 3%
Save: $17.13

Qty:

NEW!
Description: Hub O-Ring Grand National Single
Item #: PEMGNHOR
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $3.99
Sale: $3.87
Save: 3%
Save: $0.12
Description: Wheel Hub Seal, 2-1/2 in Grand National Wheel Hub, Each
Item #: PEMGNHSPHLE
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $9.99
Sale: $9.87
Save: 1%
Save: $0.12
Qty:

Description: Rear Axle Housing, Ford 9 in Floater, 60 in Wide, Centered, 3 in Tubes, Steel, Natural, Each
Item #: PEMHNM300300
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
FREE SHIPPING! Oversize Fees Waived On This Item! Ships from Michigan.
Free Ground Shipping
Price: $545.00
Sale: $531.87
Save: 2%
Save: $13.13

Qty:

Items 1-25 of 128

More About PEM

We, at PEM have 20+ years experience in the manufacturing business. We are based in the midwest about 1 hour Southwest of St. Louis, MO on I-44. Our goal is to serve you with quality rear end and drive shaft products with competitive pricing.