When you're thinking
about a transmission Conversion
If you are looking for information on what gear ratios you Jeep transmission has
in it or looking to do a conversion or even just some RPM calculations the following
table should provide the basic information you need. To locate our full line of remanufactured
manual transmissions, in addition we offer a full
line of overhaul/rebuild kits , syncros, gears and
shafts that you might need.
| Jeep Model |
Year |
Engine Type |
Transmission Model & Parts List
|
Forward Gears |
Ratios |
Identifying Features
|
| Cherokee Full Size |
74-79 |
232ci I6, 258ci I6, 360ci V8 & 401ci V8 (74-78) |
BW T-15 |
Three |
2.99:1, 1.83:1, 1.00:1 Rev 2.99:1 |
9 5/8" long case, top shifter & 1 1/8" input shaft |
| Cherokee Full Size |
74-79 |
232ci I6, 258ci I6, 360ci V8 & 401ci V8 (74-78) |
BW T-18 |
Four |
6.32:1, 3.09:1, 1.68:1, 1.00:1, Rev 7.44:1 |
11 7/8" long case, top shifter, & 1 1/8" input shaft |
| Cherokee downsize |
84-86 |
2.8L V6 |
BWT-4 & BWT-5 |
Four & Five |
4.03:1, 2.37:1, 1.50:1, 1.00:1,.76:1, Rev 3.76:1 |
11 7/8" long case, top shifter, & 1 1/8" input shaft |
| CJ5 &CJ6 |
55-62 |
F-head 134ci-4 |
T90A-1 |
Three |
2.79:1, 1.55:1, 1.00:1, Rev 3.79:1 |
8" long case, top or side shifter & 15/16" diam. input shaft |
| CJ5 &CJ6 |
60-71 |
F-head 134ci-4 |
T98 |
Four |
6.39:1, 3.09:1, 1.68:1, 1.00:1, Rev 7.82:1 |
11-7/8" long case, top shifter, 15/16" dia. input gear, & adapter on
front & rear |
| CJ5 &CJ6 |
63-71 |
F-head 134ci-4 |
T90C |
Three |
3.33:1, 1.55:1, 1:00:1, Rev 4.53:1 |
8" long case, top or side shifter, & 15/16" dia input gear |
| CJ5 &CJ6 |
66-67 1/2 |
Buick 225 ci V6 |
T86 |
Three |
2.79:1, 1.68:1, 1:00:1, Rev 3.79:1 |
8" long case, top or side shifter, & 1 1/8" dia input gear |
| CJ5 &CJ6 |
66-71 |
Buick 225 ci V6 |
T18 |
Four |
4.02:1, 2.41:1, 1:41:1, 1.00:1, Rev 4.73:1 |
11-7/8" long case, top shifter, 1 1/8" dia. input gear, & adapter on
front & rear |
| CJ5 &CJ6 |
67 1/2-71 |
Buick 225 ci V6 |
T14 |
Three |
3.10:1, 1.61:1, 1:00:1, Rev 3.10:1 |
8 3/4" long case, top shifter & 1 1/8" dia input gear |
| CJ5 &CJ6 |
72-75 |
232 ci I6 & 258 ci I6 |
T14 |
Three |
3.10:1, 1.61:1, 1:00:1, Rev 3.10:1 |
8 3/4" long case, top shifter & 1 1/8" dia input gear |
| CJ5 &CJ6 |
72-75 |
232 ci I6, 258 ci I6 & 304 ci V8 |
T15 |
Three |
2.99:1, 1.93:1, 1:00:1, Rev 2.99:1 |
9 5/8" long case, top shifter & 1 1/8" dia input gear |
| CJ5 &CJ6 |
72-75 |
232 ci I6, 258 ci I6 |
T18 |
Four |
4.02:1, 2.41:1, 1:41:1, 1.00:1, Rev 4.73:1 |
11 7/8" long case, top shifter, 1 1/8" dia and front adapter & rear |
| CJ5 &CJ7 |
76 |
232 ci I6, 258 ci I6 |
T18 |
Four |
4.02:1, 2.41:1, 1:41:1, 1.00:1, Rev 4.73:1 |
11 7/8" long case, top shifter, 1 1/16" dia and rear adapter |
| CJ5 &CJ7 |
76-79 |
232 ci I6, 258 ci I6 & 304 ci V8 |
T150 |
Three |
2.99:1, 1.75:1, 1:00:1, Rev 3.17:1 |
9 1/4" long cast iron case, top shifter & 1 1/16" dia input gear |
| CJ5 &CJ7 |
80-81 1/2 |
304 ci V8 |
T176 |
Four |
3.82:1, 2.29:1, 1:46:1, 1.00:1, Rev 3.82:1 |
10 1/4" long aluminum case & top shifter on transmission cover |
| CJ5, CJ7 & 8 |
80-84 |
151ci I-4 & 258 ci I6 |
SR4 |
Four |
3.52:1, 2.27:1, 1:46:1, 1.00:1, Rev 3.52:1 |
9 1/4" long aluminum case & top shifter in adapter to transfer case |
| CJ5, CJ7 & 8 |
82-86 |
258 ci I6 |
T5 |
Five |
4.03:1, 2.37:1, 1:50:1, 1.00:1, .86:1, Rev 3.76:1 |
9 1/4" long aluminum case & top shifter in adapter to transfer case |
| CJ5, CJ7 & 8 |
84-86 |
151ci I-4 & 258 ci I6 |
T4 |
Four |
4.03:1, 2.37:1, 1:50:1, 1.00:1, Rev 3.76:1 |
9 1/4" long aluminum case & top shifter in adapter to transfer case |
| TJ |
97-98 |
4.0l I6 |
AX15 |
Five |
3.83:1, 2.33:1, 1:44:1, 1.00:1, .79:1 Rev 4.76:1 |
Aluminum case & internal hydraulic throught o bearing |
| TJ |
97-98 |
2.54L I4 |
AX4 |
Five |
3.93:1, 2.33:1, 1:44:1, 1.00:1, .83:1 Rev 4.79:1 |
Aluminum case & internal hydraulic throw out bearing |
| Wagoner |
63-65 |
230ci OHC6 |
T90J |
Three |
2.79:1, 1.55:1, 1:00:1, Rev 3.79:1 |
8" long case & top or side shifter |
| Wagoner |
63-65 |
230ci OHC6 |
T98 |
Four |
6.39:1, 3.09:1, 1:68:1, 1.00:1, Rev 7.44:1 |
11 7/8" long case, top shifter & adapters front & rear |
| Wagoner |
66-68 |
232ci I6 |
T14 |
Three |
3.10:1 or 2.90:1, 1.61:1 or 1.83:1, 1:00:1, Rev 3.10:1 or 2.90:1 |
Top or side shifter |
| Wagoner |
66-68 |
327ci V8 |
T85 |
Three |
2.97:1 or 2.49:1, 1.59:1, 1:00:1, Rev 3.15:1 |
Side shifter |
| Wagoner |
66-68 |
232ci I6 or 327ci V8 |
T18 |
Four |
6.39:1, 3.09:1, 1:68:1, 1.00:1, Rev 7.43:1 |
11 7/8" long case, top shifter, Adapter front and rear |
| Wagoner |
68-71 |
232ci I6 or Buick 350ci V8 |
T14 |
Three |
3.10:1 or 2.99:1, 1.61:1 or 1.83:1, 1:00:1, Rev 3.10:1 or 2.90:1 |
Top or Side Shifter |
| Wagoner |
68-71 |
232ci I6 or Buick 350ci V8 |
T18 |
Four |
6.32:1, 3.09:1, 1:68:1, 1.00:1, Rev 7.43:1 |
11 7/8" long case, top shifter, Adapter front and rear, V8 & I6 versions
differ |
| Wagoner |
72-79 |
232ci I6, 258ci I6, AMC 360ci V8, AMC 401 V* (74-79) |
T15 |
Three |
2.98:1, 1.83:1 , 1:00:1, Rev 2.99:1 |
Top or Side Shifter & adapter on front with 360ci V8 |
| Wagoner |
72-79 |
232ci I6, 258ci I6, AMC 360ci V8, AMC 401 V* (74-79) |
T18 |
Four |
6.32:1, 3.09:1, 1:68:1, 1.00:1, Rev 7.44:1 |
Top shifter, adapter front & rear, V8 &I6 version differ |
| YJ-Wrangler |
87-89 |
4.2L I4 |
Peugeot BA10 |
Five |
3.39:1, 2.33:1, 1.4:1, 1.00:1, 0.79:1, Rev 3.39:1 |
Two-piece clamshell case & five bolts to bell housing |
| YJ-Wrangler |
89-96 |
4.2L I4 and 4.0L six |
AX15-ASIN |
Five |
3.83:1, 2.33:1, 1.44:1, 1.00:1, 0.79:1 Rev 4.76:1 |
1 1/8", 10 Spline input shaft |
|