RING AND PINION SET, 8.8 INCH, FORD PERFORMANCE, M-4209-88373, 3.73 GEAR RATIO, INCL (1) PINION GEAR, (1) RING GEAR, (1) CRUSH SLEEVE, (1) PINION NUT, DESIGNED AS A DIRECT FIT FOR YOUR 8.8 INCH REAR AXLE, MADE IN USA, OEM FORD QUALITY
No one does 8.8" gears better than Ford Performance, they are stronger and quieter then any other options on the market today! The 8.8" rear end has been the standard in performance since its introduction in the Mustang in 1986 and Ford Performance is the manufacturer of choice when it's time to hop-up your axle and gain performance and acceleration. This 3.31 ring gear and pinion set features the Ford Performance part number M-4209-88331 and is designed to work for 1986 thru 2014 Mustangs with the correct 8.8 inch rear axle. These gear kits include (1) pinion gear, (1) ring gear, (1) crush sleeve, (1) pinion nut and proper installation instructions. So, when your plans call for an 8.8" gear look for the only brand good enough to wear the Ford oval.
Features and Options:
-Made in the United States at Ford's Sterling Axle Plant (competitors in our price range are primarily produced in China)
-OEM quality - our superior surface finish, hardening, and manufacturing consistency provide the strongest and quietest 8.8" gears in the market! Higher quality gears means more satisfied customers!
-Race Proven - Ford Performance 8.8" gears are the choice of championship road racing and drag racing teams.
Installation Note:
When you're purchasing a new 8.8" gear set make sure your bearings and shims are up to the task with Ford Performance High Performance Installation Kits! Ford Performance recommends their installation kits for all 8.8" ring & pinion gear sets. These install kits use the highest quality components and are often upgrades to what the vehicle came with.
Level 1: M-4210-5FRA
This kit features the Ford Performance part number M-4210-A and is perfect for gear installation in new vehicles with new bearings. Fits all 8.8-inch axles 1986-presentincluding IRS, Kit includes: pinion and carrier shims, crush sleeve, pinion seal, pinion nut, and ring gear bolts
Level 2: M-4210-6FRB
This kit features the Ford Performance part number M-4210-B2 Excellent upgrade for all 8.8" rear ends - high torque bearing gives added durability for modified vehicles, Fits all 8.8-inch axles 1986-presentincluding IRS, Contains all components from M-4210-A plus all differential bearings, Kit includes: pinion and carrier shims, crush sleeve, pinion seal, pinion nut, ring gear bolts, high-torque pinion bearing, OE carrier bearings, gear marking compound, and cover gasket
Level 3: M-4210-7FRC
This kit features the Ford Performance part number M-4210-C3 and is ideal for completely freshening an 8.8" solid axle. Fits all 8.8-inch axles 1986-2004 except IRS, Contains all components from M-4210-B2 plus 8.8" AXLE BEARING AND SEAL KIT M-1225-B, Kit includes: pinion and carrier shims, crush sleeve, pinion seal, pinion nut, ring gear bolts, high-torque pinion bearing, OE carrier bearings, gear marking compound, cover gasket, outer axle seals and bearings.
Ford Performance requires 4-ounces of friction modifier to be used with initial fill. See NPD part number F-19546-1 for correct CM-19546-A1 part number. NPD also offers a full line of high quality Motorcraft gear oil to go with this correct friction modifier needed to get you back on the road.
Note:
When installing any new rear gears proper speedometer calibration will be required.
Emission Note:
This part is designed and intended for competition use only or off-highway use only. It should not be installed on a vehicle that is driven on public roads and highways. Installation of this part on a vehicle driven on public roads and highways is likely to violate U.S. and Canadian laws and regulations relating to motor vehicle emissions.
Ford Mustang Years:
1986 (86), 1987 (87), 1988 (88), 1989 (89), 1990 (90), 1991 (91), 1992 (92), 1993 (93), 1994 (94), 1995 (95), 1996 (96), 1997 (97), 1998 (98), 1999 (99), 2000 (00), 2001 (01), 2002 (02), 2003 (03), 2004 (04), 2005 (05), 2006 (06), 2007 (07), 2008 (08), 2009 (09), 2010 (10), 2011 (11), 2012 (12), 2013 (13), 2014 (14)
NPD Part Number : M-4209-373FR Manufacturer Reference #'s: M-4209-88373
1986-1993 MUSTANG W/ 8.8 INCH REAR AXLE
1994-2004 MUSTANG W/ 8.8 INCH REAR AXLE
2005-2014 MUSTANG W/ 8.8 INCH REAR AXLE
1983-1995 F100-F350 FORD 8.8 INCH REAR AXLE
1985-1995 BRONCO FORD 8.8 INCH REAR AXLE
WARNING: This product can expose you to chemicals including lead and DEHP, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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