Transmission Ratio Reference

Complete gear ratio tables for 35 transmissions — GM, Ford, Mopar, and Import. Click any row to expand details.

TransmissionGear Ratios
PowerGlide
GM Auto
1: 1.7602: 1.000
TH350
GM Auto
1: 2.5202: 1.5203: 1.000
TH400
GM Auto
1: 2.4802: 1.4803: 1.000
700R4 / 4L60
GM Auto
1: 3.0592: 1.6253: 1.0004: 0.696OD
4L60E
GM Auto
1: 3.0592: 1.6253: 1.0004: 0.696OD
4L65E
GM Auto
1: 3.0592: 1.6253: 1.0004: 0.696OD
4L80E
GM Auto
1: 2.4822: 1.4823: 1.0004: 0.750OD
6L80E
GM Auto
1: 4.0272: 2.3643: 1.5324: 1.1525: 0.8526: 0.667OD
6L90E
GM Auto
1: 4.0272: 2.3643: 1.5324: 1.1525: 0.8526: 0.667OD
Muncie M20 (wide)
GM Manual
1: 2.5202: 1.8803: 1.4604: 1.000
Muncie M21 (close)
GM Manual
1: 2.2002: 1.6403: 1.2804: 1.000
Muncie M22 Rock Crusher
GM Manual
1: 2.2002: 1.6403: 1.2804: 1.000
T5 5-spd
GM Manual
1: 4.0302: 2.3703: 1.5004: 1.0005: 0.860OD
T56 6-spd (Tremec)
GM Manual
1: 2.6602: 1.7803: 1.3004: 1.0005: 0.7406: 0.500OD
Tremec TR6060
GM Manual
1: 2.2902: 1.6103: 1.2404: 1.0005: 0.8106: 0.630OD
Tremec TKO-500
GM Manual
1: 3.2702: 1.9803: 1.3404: 1.0005: 0.680OD
Tremec TKO-600
GM Manual
1: 3.2702: 1.9803: 1.3404: 1.0005: 0.680OD
Ford C4
Ford Auto
1: 2.4602: 1.4603: 1.000
Ford C6
Ford Auto
1: 2.4602: 1.4603: 1.000
Ford AOD
Ford Auto
1: 2.4002: 1.4703: 1.0004: 0.670OD
Ford AODE / 4R70W
Ford Auto
1: 2.8402: 1.5503: 1.0004: 0.700OD
Ford 5R55W/S
Ford Auto
1: 3.2202: 2.2903: 1.5504: 1.0005: 0.710OD
Ford Toploader (wide)
Ford Manual
1: 2.7802: 1.9303: 1.3604: 1.000
Ford Toploader (close)
Ford Manual
1: 2.3202: 1.6903: 1.2904: 1.000
Ford T45
Ford Manual
1: 3.3702: 2.0003: 1.3204: 1.0005: 0.680OD
Ford TR3650
Ford Manual
1: 3.3802: 2.0003: 1.3204: 1.0005: 0.680OD
TorqueFlite 727
Mopar Auto
1: 2.4502: 1.4503: 1.000
TorqueFlite 904
Mopar Auto
1: 2.4502: 1.4503: 1.000
Chrysler 46RE/RH
Mopar Auto
1: 2.4502: 1.4503: 1.0004: 0.690OD
A833 4-spd (wide)
Mopar Manual
1: 2.6602: 1.9103: 1.3904: 1.000
A833 OD 4-spd
Mopar Manual
1: 3.0902: 1.6703: 1.0004: 0.730OD
Nissan CD009 6-spd
Import
1: 3.7942: 2.3243: 1.6244: 1.2715: 1.0006: 0.794OD
Toyota W58 5-spd
Import
1: 3.2852: 1.8943: 1.2754: 1.0005: 0.783OD
Toyota W59 5-spd
Import
1: 3.5602: 2.0283: 1.3974: 1.0005: 0.851OD
Honda S2000 6-spd
Import
1: 3.1332: 2.0453: 1.4814: 1.1615: 0.9696: 0.815OD

35 results

Ratios listed are nominal manufacturer specifications. Some transmissions have multiple ratio variants by year and application — verify against the specific unit's tag or build sheet. Amber-shaded gears are overdrive (ratio < 1.0).