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

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Items 1-13 of 13
Axle Nuts - NEW
Check out the Recently Listed Axle Nuts.
Disc Brake Rotors - NEW
Check out the Recently Listed Disc Brake Rotors.
Drive Flange Hubs - NEW
Check out the Recently Listed Drive Flange Hubs.
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 »
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 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.
Rear End Assemblies - NEW
Check out the Recently Listed Rear End Assemblies.
Snap Rings - NEW
Check out the Recently Listed Snap Rings.
Wheel Bearing Hub Assemblies - NEW
Check out the Recently Listed Wheel Bearing Hub Assemblies.
Wheel Bearings - NEW
Check out the Recently Listed Wheel Bearings.
Wheel Hub and Drive Flange Dust Covers - NEW
Check out the Recently Listed Wheel Hub and Drive Flange Dust Covers.
Items 1-13 of 13

Performance Engineering & Mfg Products

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Items 1-25 of 97
Description: Quick Change Gear Set, Premium, Set 4Q, 10 Spline, 4.11 Ratio 5.25 / 3.22, 4.86 Ratio 6.21 / 3.80, Steel, Each 18, 23 Teeth, 3.21 Low, 5.26 High (4.11 Ring & Pinion), 3.80 Low, 6.21 High (4.86 Ring & Pinion)
Item #: PEM65004A
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 7A, 10 Spline, 4.11 Ratio 4.70 / 3.60, 4.86 Ratio 5.55 / 4.25, Steel, Each 21, 24 Teeth, 3.58 Low, 4.69 High (4.11 Ring & Pinion), 4.23 Low, 5.54 High (4.86 Ring & Pinion)
Item #: PEM65007A
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 9A, 10 Spline, 4.11 Ratio 4.93 / 3.43, 4.86 Ratio 5.83 / 4.05, Steel, Each 25, 30 Teeth, 3.42 Low, 4.93 High (4.11 Ring & Pinion), 4.05 Low, 5.83 High (4.86 Ring & Pinion)
Item #: PEM65009A
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
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Description: Quick Change Gear Set, Premium, Set 1, 10 Spline, 4.11 Ratio 4.11 / 4.11, 4.86 Ratio 4.86 / 4.86, Steel, Each 28, 28 Teeth, 4.11 Low, 4.11 High (4.11 Ring & Pinion), 4.86 Low, 4.86 High (4.86 Ring & Pinion)
Item #: PEM65001
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 10, 10 Spline, 4.11 Ratio 5.55 / 3.04, 4.86 Ratio 6.56 / 3.60, Steel, Each 20, 27 Teeth, 3.04 Low, 5.55 High (4.11 Ring & Pinion), 3.60 Low, 6.56 High (4.86 Ring & Pinion)
Item #: PEM65010
Condition: New
Limited Supply: Only 6 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 11, 10 Spline, 4.11 Ratio 5.04 / 3.35, 4.86 Ratio 5.97 / 3.96, Steel, Each 22, 27 Teeth, 3.35 Low, 5.04 High (4.11 Ring & Pinion), 3.96 Low, 5.97 High (4.86 Ring & Pinion)
Item #: PEM65011
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 12, 10 Spline, 4.11 Ratio 4.58 / 3.68, 4.86 Ratio 5.42 / 4.36, Steel, Each 26, 29 Teeth, 3.68 Low, 4.58 High (4.11 Ring & Pinion), 4.36 Low, 5.42 High (4.86 Ring & Pinion)
Item #: PEM65012
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 13, 10 Spline, 4.11 Ratio 5.14 / 3.29, 4.86 Ratio 6.08 / 3.89, Steel, Each 20, 25 Teeth, 3.29 Low, 5.14 High (4.11 Ring & Pinion), 3.89 Low, 6.08 High (4.86 Ring & Pinion)
Item #: PEM65013
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 14, 10 Spline, 4.11 Ratio 5.72 / 2.95, 4.86 Ratio 6.76 / 3.50, Steel, Each 23, 32 Teeth, 2.95 Low, 5.72 High (4.11 Ring & Pinion), 3.50 Low, 6.76 High (4.86 Ring & Pinion)
Item #: PEM65014
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 15, 10 Spline, 4.11 Ratio 4.33 / 3.90, 4.86 Ratio 5.12 / 4.61, Steel, Each 19, 20 Teeth, 3.90 Low, 4.33 High (4.11 Ring & Pinion), 4.61 Low, 5.12 High (4.86 Ring & Pinion)
Item #: PEM65015
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 16, 10 Spline, 4.11 Ratio 5.48 / 3.08, 4.86 Ratio 6.48 / 3.65, Steel, Each 24, 32 Teeth, 3.08 Low, 5.48 High (4.11 Ring & Pinion), 3.65 Low, 6.48 High (4.86 Ring & Pinion)
Item #: PEM65016
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 17, 10 Spline, 4.11 Ratio 4.76 / 3.55, 4.86 Ratio 5.63 / 4.19, Steel, Each 19, 22 Teeth, 3.55 Low, 4.76 High (4.11 Ring & Pinion), 4.19 Low, 5.63 High (4.86 Ring & Pinion)
Item #: PEM65017
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 18, 10 Spline, 4.11 Ratio 5.19 / 3.25, 4.86 Ratio 6.13 / 3.85, Steel, Each 19, 24 Teeth, 3.25 Low, 5.19 High (4.11 Ring & Pinion), 3.85 Low, 6.13 High (4.86 Ring & Pinion)
Item #: PEM65018
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 18A, 10 Spline, 4.11 Ratio 5.23 / 3.23, 4.86 Ratio 6.18 / 3.82, Steel, Each 22, 28 Teeth, 3.23 Low, 5.23 High (4.11 Ring & Pinion), 3.82 Low, 6.18 High (4.86 Ring & Pinion)
Item #: PEM65018A
Condition: New
Limited Supply: Only 1 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 19, 10 Spline, 4.11 Ratio 4.89 / 3.45, 4.86 Ratio 5.78 / 4.08, Steel, Each 21, 25 Teeth, 3.45 Low, 4.89 High (4.11 Ring & Pinion), 4.08 Low, 5.78 High (4.86 Ring & Pinion)
Item #: PEM65019
Condition: New
Limited Supply: Only 3 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 2, 10 Spline, 4.11 Ratio 4.26 / 3.96, 4.86 Ratio 5.04 / 4.68, Steel, Each 27, 28 Teeth, 3.96 Low, 4.26 High (4.11 Ring & Pinion), 4.68 Low, 5.04 High (4.86 Ring & Pinion)
Item #: PEM65002
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 20, 10 Spline, 4.11 Ratio 5.34 / 3.16, 4.86 Ratio 6.32 / 3.74, Steel, Each 20, 26 Teeth, 3.16 Low, 5.34 High (4.11 Ring & Pinion), 3.74 Low, 6.32 High (4.86 Ring & Pinion)
Item #: PEM65020
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 21, 10 Spline, 4.11 Ratio 6.28 / 2.69, 4.86 Ratio 7.43 / 3.18, Steel, Each 17, 26 Teeth, 2.69 Low, 6.28 High (4.11 Ring & Pinion), 3.18 Low, 7.43 High (4.86 Ring & Pinion)
Item #: PEM65021
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 22, 10 Spline, 4.11 Ratio 5.41 / 3.12, 4.86 Ratio 6.39 / 3.69, Steel, Each 19, 25 Teeth, 3.12 Low, 5.41 High (4.11 Ring & Pinion), 3.69 Low, 6.39 High (4.86 Ring & Pinion)
Item #: PEM65022
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 23, 10 Spline, 4.11 Ratio 6.16 / 2.74, 4.86 Ratio 7.29 / 3.24, Steel, Each 18, 27 Teeth, 2.74 Low, 6.16 High (4.11 Ring & Pinion), 3.24 Low, 7.29 High (4.86 Ring & Pinion)
Item #: PEM65023
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 24, 10 Spline, 4.11 Ratio 5.96 / 2.83, 4.86 Ratio 7.04 / 3.35, Steel, Each 20, 29 Teeth, 2.83 Low, 5.96 High (4.11 Ring & Pinion), 3.35 Low, 7.04 High (4.86 Ring & Pinion)
Item #: PEM65024
Condition: New
Limited Supply: Only 0 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Description: Quick Change Gear Set, Premium, Set 25, 10 Spline, 4.11 Ratio 4.52 / 3.74, 4.86 Ratio 5.35 / 4.42, Steel, Each 20, 22 Teeth, 3.74 Low, 4.52 High (4.11 Ring & Pinion), 4.42 Low, 5.35 High (4.86 Ring & Pinion)
Item #: PEM65025
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Qty:

Description: Quick Change Gear Set, Premium, Set 26, 10 Spline, 4.11 Ratio 4.41 / 3.83, 4.86 Ratio 5.22 / 4.52, Steel, Each 27, 29 Teeth, 3.83 Low, 4.41 High (4.11 Ring & Pinion), 4.52 Low, 5.24 High (4.86 Ring & Pinion)
Item #: PEM65026
Condition: New
Limited Supply: Only 2 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
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Description: Quick Change Gear Set, Premium, Set 27, 10 Spline, 4.11 Ratio 6.35 / 2.66, 4.86 Ratio 7.51 / 3.15, Steel, Each 22, 34 Teeth, 2.66 Low, 6.35 High (4.11 Ring & Pinion), 3.15 Low, 7.51 High (4.86 Ring & Pinion)
Item #: PEM65027
Condition: New
Limited Supply: Only 5 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Qty:

Description: Quick Change Gear Set, Premium, Set 28, 10 Spline, 4.11 Ratio 6.49 / 2.60, 4.86 Ratio 7.67 / 3.08, Steel, Each 19, 30 Teeth, 2.60 Low, 6.49 High (4.11 Ring & Pinion), 3.08 Low, 7.67 High (4.86 Ring & Pinion)
Item #: PEM65028
Condition: New
Limited Supply: Only 4 Left!
Same Day Shipping!
Ships from Michigan.
Price: $139.00
Sale: $114.45
Save: 18%
Save: $24.55
Qty:

Items 1-25 of 97

More About Performance Engineering & Mfg

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.