New "Thick" Toyota Gears - Just Differentials
All Nitro 4.10 4.56 & 4.88 font gearsets are now "thick" to fit OEM 3.73 carrier or ARB RD121. This means you can now change to a deeper ratio, without having to purchase a new carrier or locker!

07-09 FJ Cruiser, 03-09 4runner & GX470, Prado 120, 4Runner:
4.10 Without OEM Locker
4.10 WITH OEM Locker
4.56 Without OEM Locker
4.56 WITH OEM Locker
4.88 Without OEM Locker
4.88 WITH OEM Locker
ARB RD132 Rear Locker 09 & older Rear
ARB RD121 Front Air locker (use with stock AT FJ, or all with Nitro gears)
Chromoly rear axles
We have also seen a lot of failures on 09 & older FJ cruisers and offer this upgraded rearend package click here
2010+ FJ Cruiser, 4Runner, Prado 150, GX460:
4.56 Without OEM Locker
4.56 WITH OEM Locker
4.88 Without OEM Locker
4.88 WITH OEM Locker
ARB RD121 Front Air locker (use with stock AT FJ, or all with Nitro gears)
ARBRD193 Rear Locker 2010+ 8.2 rear
Chromoly rear axles