About

Nitro Gear a leader in the development and manufacturing of premium, cutting edge and unique differentials and axles.
Ring & Pinions, Full Float Rear Axles, C-Clip Rear Axles, Semi Float Rear Axles, Front Axles, Birfields, Full Spools, Mini Spools, Pinion Yokes, Positractions. We’ve go the dependable parts.

Winner of 3 separate SEMA 2016 Global Media Awards for our new UAZ 5.14 ratio gears.

Numerous industry firsts and exclusives, including:

First in Industry to offer complete, one part number, front and rear gear packages.

Chrysler 8.25″ Double Drilled 3.73, 4.10 and 4.56 gears
Chrysler 8.75″ 3.23 gears and new production ‘742’ nodular iron drop-out housings.
Chrysler 9.25″ Double Drilled 3.55, True 3.92 (Not 3.90) and 4.56 gears.

GM 8.875″ 12 bolt car 3.08 & 3.31 gears.
GM cast iron Corvette 3.08 & 3.36 gears.
GM 1955-1962 truck 3.38 gear.
GM 1955-1964 car 3.08 7 3.36 gears.
GM 10.5″ 14 bolt truck 40 spline spool.

Jeep WK Cherokee 4.10 gears.
Jeep TJ & JK Wrangler 35 spline axle tube sleeves.
Jeep JK Wrangler ‘1350 large u-joint’ front axle kits.
Jeep JK Wrangler 4.10 & 4.56 gears.

Ford 2011+ F-250/F-350 Super Duty 4.10 & 4.30 gears.
Ford 10″ CNC billet aluminum drop-out for 10″ race gears.

Nissan Patrol 4.63 & 5.13 gears and chromoly axle kits.
Nissan Frontier & X-Terra front 5.13 gears.

Toyota Tundra 5.7L 4.88 gears.
Toyota FJ Cruiser, 4-Runner & Prado 4.56 & 4.88 gears.
Toyota 8″ 29 spline upgrades, 3.73, 4.10, 4.56, 4.88, 5.29, 5.71 gears.
Toyota 8″ clamshell (Tacoma & Hilux) 4.56 & 4.88 gears.
Toyota 8.2″ 4.56 & 4.88 gears.
Toyota 9.5″ 3.70 gears.
Toyota 8″ reverse 29 spline (2003 & newer direct fit, 2002 & older upgrade) 4.10, 4.30, 4.56, 4.88, 5.29 gears.
Toyota Land Cruiser 70/100/105 4.30 & 4.88 gears.
100 series upper control arms with serviceable ball joints

AAM 11.8″ 4.30 gears

Nitro Excalibur u-joints (297X/760X & 5-806X/5-332X) and many more.

2 comments

  1. I have a 2017 off road Toyota Tacoma, is there going to be a chance that you will have gears other than the 4.88s available anytime soon. I noticed you had the 4.56 for the 8inch front diffs but nothing for the rear 8.75 in the rear. Thanks

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  2. Sorry maybe I write in the wrong pate your site in case you correct me.
    Salve avrei bisogno di un aiuto devo acquistare delle delle coppie coniche ridotte per un Dodge Ram 2500 anno 1999 con rapporto originale 4.10 . al momento monto dei pneumatici da 35\12.50R17 . Ma a breve montero dei pneumatici da 37\12.50R17 . Quale rapporto mi consigliate voi ? e che disponibilita avete di tipi di rappoti ?
    Grazie in anticipo.

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