Auto Parts: transmission interchange, slip yoke, club cab


Question
Will auto trans from '88 Dodge 1/2 ton 2WD work in a '91 1/2 2WD? Both 318 engine & non overdrive. Looks like it should bolt up but if it will how about electronics, speedometer, etc.?

Answer
Hi Forrest,

Unfortunately, according to the notes, they are not interchangeable. Here are the two interchanges:

1988 D250 transmission interchange:
DODGE 100 PICKUP 69-72 A.T., 4x2 (D models); 8-318
DODGE 100 PICKUP 73-75 A.T., 4x2 (D models); (slip yoke), 8-318
DODGE 100 PICKUP 78 A.T., 4x2 (D models); (slip yoke), 8-318
DODGE 100 PICKUP 79-80 A.T., 4x2 (D models); (slip yoke), 8-318, w/o lock-up converter
DODGE 100 PICKUP 81-82 A.T., 4x2 (D models); (slip yoke), 8-318 (5.2L), A727, w/o lock-up converter
DODGE 100 PICKUP 83-88 A.T., 4x2 (D models); 8-318 (5.2L), A727
DODGE 100 PICKUP 89 A.T., 4x2 (D models); 8-318 (5.2L), 3 spd, A727
DODGE 150 PICKUP 78 A.T., 4x2 (D models); exc. club cab; (slip yoke), 8-318
DODGE 150 PICKUP 79-80 A.T., 4x2 (D models); exc. club cab; (slip yoke), 8-318, w/o lock-up converter
DODGE 150 PICKUP 81-82 A.T., 4x2 (D models); exc. club cab; (slip yoke), 8-318 (5.2L), A727, w/o lock-up converter
DODGE 150 PICKUP 83-88 A.T., 4x2 (D models); 8-318 (5.2L), A727
DODGE 150 PICKUP 89 A.T., 4x2 (D models); 8-318 (5.2L), 3 spd, A727
DODGE 200 PICKUP 69-72 A.T., 4x2 (D models); exc. crew cab; (slip yoke), 8-318
DODGE 200 PICKUP 73-79 A.T., 4x2 (D models); exc. club cab and crew cab; (slip yoke), 8-318
DODGE 200 PICKUP 80 A.T., 4x2 (D models); exc. club cab and crew cab; (slip yoke), 8-318, w/o lock-up converter
DODGE 250 PICKUP 81 A.T., 4x2 (D models); exc. club cab and crew cab; (slip yoke), 8-318 (5.2L), w/o lock-up converter
DODGE 250 PICKUP 82 A.T., 4x2 (D models); exc. club cab; (slip yoke), 8-318 (5.2L), w/o lock-up converter
DODGE 250 PICKUP 83-88 A.T., 4x2 (D models); 8-318 (5.2L)
DODGE 250 PICKUP 89 A.T., 4x2 (D models); gasoline, 8-318 (5.2L), 3 spd
DODGE 300 PICKUP 69 A.T., 4x2 (D models); 133" WB, 8-318
DODGE 300 PICKUP 74-80 A.T., 4x2 (D models); 131" WB, 8-318
DODGE 350 PICKUP 81-82 A.T., 4x2 (D models); 131" WB, w/o lock-up
converter; 8-318
DODGE 350 PICKUP 83-88 A.T., 4x2 (D models); 131" WB, 8-318
DODGE 350 PICKUP 89 A.T., 4x2 (D models); gasoline, 131" WB, 8-318
DODGE VAN 71-75 A.T.; 8 cyl, 8-318
DODGE VAN 76-78 A.T.; 8-318
DODGE VAN 79-80 A.T.; 8-318 (5.2L), w/o lock-up converter
DODGE VAN 81-82 A.T.; 8-318 (5.2L), A727, w/o lock-up converter
DODGE VAN 83-87 A.T.; 8-318 (5.2L), A727
DODGE VAN 88-90 A.T.; 8-318 (5.2L), 3 spd, A727
PLYMOUTH VAN 74-75 A.T.; 8 cyl, 8-318
PLYMOUTH VAN 76-78 A.T.; 8-318
PLYMOUTH VAN 79-80 A.T.; 8-318 (5.2L), w/o lock-up converter
PLYMOUTH VAN 81-82 A.T.; 8-318 (5.2L), A727, w/o lock-up converter
PLYMOUTH VAN 83 A.T.; 8-318 (5.2L), A727
RAMCHARGER 75-78 A.T.; 4x2, 8-318
RAMCHARGER 79-80 A.T.; 4x2, 8-318 (5.2L), w/o lock-up converter
RAMCHARGER 81 A.T.; 4x2, w/o lock-up converter; 8-318
RAMCHARGER 82 A.T.; 4x2, A727, w/o lock-up converter
RAMCHARGER 83-87 A.T.; 4x2, A727, 8-318
RAMCHARGER 89 A.T.; 4x2, 8-318 (5.2L), 3 spd, A727
TRAIL DUSTER 75-78 A.T.; 4x2, 8-318
TRAIL DUSTER 79-80 A.T.; 4x2, 8 cyl, w/o lock-up converter; 8-318
TRAIL DUSTER 81 A.T.; 4x2, w/o lock-up converter; 8-318
-- -- -- -- -- -- --
notes:
'69 and newer uses a different backup lamp/neutral starter switch than '67-68.
|A| thru |F| interchange, but are progressively heavier duty.
|E| & |F| interchange by including torque converter.
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1991 D250 transmission interchange:
DAKOTA 91 A.T.; 4x2, 8-318 (5.2L)
DODGE 100 PICKUP 89 A.T., 4x2 (D models); 8-318 (5.2L), 4 spd
DODGE 150 PICKUP 89 A.T., 4x2 (D models); 8-318 (5.2L), 4 spd
DODGE 150 PICKUP 90-91 A.T., 4x2 (D models); 8-318 (5.2L), 4 spd, A500 (lock-up conv)
DODGE 250 PICKUP 89 A.T., 4x2 (D models); gasoline, 8-318 (5.2L), 4 spd
DODGE 250 PICKUP 90-91 A.T., 4x2 (D models); gasoline, 8-318 (5.2L), A500 (lock-up conv)
DODGE VAN 88-89 A.T.; 8-318 (5.2L), 4 spd (A500)
DODGE VAN 90-91 A.T.; 8-318 (5.2L), 4 spd, A500 (lock-up conv)
RAMCHARGER 89 A.T.; 4x2, 8-318 (5.2L), 4 spd
-- -- -- -- -- -- --
notes:
4 speed A.T., A500.
Use original torque converter.
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Now this information assumes you have the D250 1/2 ton editions.

Thanks for the question, I hope this information was helpful to you.
Fred
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