# Toyota R transmission

Toyota Motor Corporation's R family is a family of 5-speed RWD/4WD transmissions built by Aisin. They share much in common (such as the bell housing-to-body bolt patterns) with the Aisin AR transmission (rebadged MA-5 by GM, AX-15 by Jeep, and Isuzu AR5)

## R150

A 2WD transmission found in Toyota Tacoma/Hilux 1996+, Toyota Prado . It came with two input shaft lengths pre- 1996 and 1996 and up (20mm longer)
Ratios:
* First Gear: 3.830:1
* Second Gear: 2.062:1
* Third Gear: 1.436:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.838:1
* Reverse Gear 4.22:1

## R150F

A 4WD manual transmission found in many Toyota trucks. Land Cruiser II, Land Cruiser Prado Toyota 4runner and Hilux Surf (1989-1995) 2L-T series and 1KZ series Turbo Diesel, V6 3VZE and 5VZ-FE (also Japan, UK and Europe 1KZ/TE 4Runner 89–95)
T100: 1995-1998 5VZ-FE 4WD 5MT Transfer case - VF1A
Tacoma/Hilux: 1988–1995.5 3VZ-E 4WD 1995.5-2004 5VZ-FE 4WD N160/N170/N190
4Runner/Hilux Surf: 1988–1995.5 3VZ-E 4WD 1995.5-2000 5VZ-FE 4WD N180
Ratios:
* First Gear: 3.830:1
* Second Gear: 2.062:1
* Third Gear: 1.436:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.838:1
* Reverse Gear 4.220:1

## R151F

A 4WD transmission used in a wide range of Toyota 4x4s
Land Cruiser: 1986-1990 2LTE J70-J73 1990-2002 1HZ J70-J79 1998-2002 1HZ J100/J105
Hilux/Pickup/Tacoma: 1986/1987 22-RTE N90-N120 1997-2005 1KZTE N140-N170 2006-2015 1KD-FTV N15-N26
4Runner/Surf/Prado: 1990-1993 2LTE N130 4runner/Surf 1994-1995 1KZTE N130 4runner/Surf 1996-2002 1KZTE N180 Surf/J90 Prado 2002-2005 1KZTE N210 Surf/J120 Prado 2006-2009 1KDFTV N210 Surf/J120 Prado 2009-2015 1KDFTV J150 Prado
Ratios:
* First Gear: 4.315:1
* Second Gear: 2.330:1
* Third Gear: 1.436:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.838:1
* Reverse Gear 4.220:1

## R154

* 1987-2004
This is a 5-speed transmission found in the MKIII Supra Turbo, Toyota Crown, Toyota Chaser Tourer V, Toyota Mark II Tourer V, Toyota Cresta Tourer V, and Toyota Soarer (turbo).
There are 2 different shifter housing styles-
* Sealed shifter (found on the MkIII Supra Turbo R154)
* Tripod linkage style (Commonly found on the Jzx90/100/110 Tourer-V platforms for reference)
Note: The US only received the R154 in the 1987-1992 Toyota Supra MA70 (7M-GTE) and is a sealed shifter style, all other examples were designated for other markets.
Ratios:
* First Gear: 3.251:1
* Second Gear: 1.955:1
* Third Gear: 1.310:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.753:1
* Reverse Gear: 3.180:1

## R155

A 2WD transmission found in the 2005-2015 Toyota Tacoma.
* First Gear: 3.95:1
* Second Gear: 2.06:1
* Third Gear: 1.44:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.81:1
* Reverse Gear: 4.22:1

## R155F

A 4WD transmission found in the 2005-2015 Toyota Tacoma.
* First Gear: 3.95:1
* Second Gear: 2.06:1
* Third Gear: 1.44:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.81:1
* Reverse Gear: 4.22:1

## R156

A RWD transmission.
A variant exists for the Chilean market named "R156, CHILE SPEC (EURO 5 REGULATION)" found in the 2012-2015 (commercial years) Toyota Hilux with 2KDFTV engine.
* First Gear: 4.31:1
* Second Gear: 2.33:1
* Third Gear: 1.44:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.79:1
* Reverse Gear: 4.22:1

## R156F

A 4WD transmission found in the 2016-2017 Toyota Tacoma, an upgraded version of the R155F with triple-cone synchronizer added to first gear.
* First Gear: 4.31:1
* Second Gear: 2.33:1
* Third Gear: 1.44:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.79:1
* Reverse Gear: 4.22:1

## R350

A 2WD transmission found in the 100 Series Turbo Diesel Toyota Hiace Super Custom. It has side mounted shifting levers for connection to linkages or cables.

## R351

A 2WD transmission found in the 200 Series Toyota Hiace both Petrol (TRH2XX) and Diesel (KDH2XX). This variant has a triple cone synchromesh on first and second gears. It has side mounted shifting levers for connection to linkages or cables.
* First Gear: 4.313:1
* Second Gear: 2.330:1
* Third Gear: 1.436:1
* Fourth Gear: 1.000:1
* Fifth Gear: 0.838:1
* Reverse Gear: 4.220:1

## R452

A 2WD 5 speed transmission found in most light duty Toyota Dyna trucks, this transmission has a drum brake on the rear and steel housings. These transmissions can be used to give a significantly lower first, and a slightly higher overdrive (5th: 0.695:1) when fitted to an R151 4WD gearbox.
* First Gear: 5.147:1
* Second Gear: 2.74:1
* Third Gear: 1.93:1
* Fourth Gear: 1.00:1
* Fifth Gear: 0.695:1
* Reverse Gear: 5.04:1