Motive Performance Plus 4.88 Gears (86-11 GT)

Motive Performance Plus 4.88 Gears (86-11 GT)

About Motive Gears

Motive Gears
Celebrating Their 65th year of serving the Automotive Aftermarket, no one is more committed to providing the highest quality part available today than Motive Gears. ...... READ MORE
OUR PRICE$179.99
Market Price $199.99You Save 10% ($20.00)
Item # 21109

Accessories Options

Add Gear Install Kit

Accessories Options

Add Traction-LOK Rebuild Kit w/ Carbon Discs

Accessories Options

Add Ford Racing Speedcal
PRICE WITH OPTIONS $179.99
AmericanMuscle no longer carries the Motive Performance Plus 4.88 Gears (86-11 GT). Please check out Mustang Gears for an updated selection.

Product Features

  • CNC-cut from 8620 gear steel
  • For primarily drag use
  • Superior quality
  • 4.88 Gear Ratio
  • 8.8" Ring Gear Diameter

Improve Overall Performance. Wake your Mustang up and improve off-the-line responsiveness with a set of 4.88 Motive gears. A set of steeper gears will get your Mustang into its power band faster, improve acceleration, and lower your drag times dramatically. A set of 4.88 gears are a great choice for the performance enthusiast who wants to maximize improvement in responsiveness for their primarily strip driven Pony.

Superior Construction & Precision Fit. These Motive ring and pinon gears are CNC cut from high grade 8620 gear steel, and factory lapped for precision fit. Each set is hardness tested prior to leaving the factory to ensure the highest quality. Unlike other brands, Motive Gears do not have a reputation for "gear whine".

Recommended Upgrade. Changing the rear axle gear ratio will throw off the calibration of your Mustangs speedometer, but a Ford Racing Speedometer Recalibration Tool (94-10) is an inexpensive way to fix this issue.

Application. This Motive Performance Plus Ring and Pinion Gear set will fit all 1979 to 2010+ Ford Mustangs and GTs equipped with a 8.8" rear end.

Technical Note. Installation costs will vary, but a good rule of thumb is between $250 and $300. Be sure to work with a reliable shop that you trust for installations. You can also save money on your installation labor by having your Trac-Lok rebuilt at the same time as your gears are installed. A master bearing kit is recommended by most installers, especially on high mileage vehicles, see drop down option above.

Installation & Tech
Differential Gears - Installation Instructions! Differential Gears - Installation Instructions! Mustang Rear Gears - Tech Article Mustang Rear Gears - Tech Article

Installation Time:

(approx) 4 Hours

Difficulty Level:

Mechanical expertise or professional installation required.

Customer Submitted Installation Guides:

Differential Gears - Installation Instructions
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Fitment:
  • GT 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 11, 12
  • Cobra 94, 95, 96, 97, 98, 99, 00, 01, 02, 03, 04
  • Mach 1 03, 04
  • GT500 07, 08, 09, 10, 11, 12
  • Bullitt 01, 08, 09
  • Foxbody 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93
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Known Exceptions:
Fits Mustangs equipped with a 8.8" rear end.

Customer Reviews