So you want to replace the transmission in your classic or custom? How do you know what will even fit? This handy dimension chart will help answer some of those questions.
See Also: Transmission Cross Reference Database
Editor’s Note: Due to the amount of information presented, the table below scrolls horizontally.
| Make | Transmission | Type | Bellhousing Pattern | Style | A | B | C | D | E |
|---|---|---|---|---|---|---|---|---|---|
| Chrysler | A-518 (46RH, 47RH, 47RE) | 4-Speed OD | Small Block | 38 1/4″ | 16″ | 25 1/4″ | 16 5/16″ | ||
| Chrysler | A-500 (42RH, 42RE) | 4-Speed OD | Small Block | 37″ | 15 7/8″ | 24 1/2″ | 3 5/8″ | 18 1/8″ | |
| Chrysler | A-727 (36RH, 37RH) | 3-Speed | Small Block | 34 3/8″ | 16″ | 23 3/4″ | 2 3/4″ | 18″ | |
| Chrysler | A-727 (36RH, 37RH) | 3-Speed | Big Block | 34 1/2″ | 16″ | 22 3/4″ | 2 3/4″ | 18 13/16″ | |
| Chrysler | A-904 (32RH) | 3-Speed | Small Block | 30 3/4″ | 14″ | 24 5/16″ | 2 3/16″ | 17 7/8″ | |
| Ford | AOD | 4-Speed OD | Small Block | Small Block | 30 3/8″ | 20 3/16″ | 22 5/16″ | 5 5/16″ | 19 9/16″ |
| Ford | AODE | 4-Speed OD | Small Block | Small Block | 31 3/16″ | 21″ | 23 5/16″ | 5 5/16″ | 19 3/8″ |
| Ford | C-4 | 3-Speed | 4 cylinder, Small Block, Big Block (removable) | Pan Fill | 24 5/16″ | 16 3/4″ | 19 1/2″ | 5 9/16″ | N/A |
| Ford | C-4 | 3-Speed | 4 cylinder, Small Block, Big Block (removable) | Case Fill | 30 19/32″ | 18 1/8″ | 20 1/2″ | 5 9/16″ | N/A |
| Ford | C-6 | 3-Speed | FE Big Block, Big Block, Small Block | FE Big Block | 33 1/2″ | 20″ | 22 3/8″ | 5 1/2″ | N/A |
| Ford | C-6 | 3-Speed | FE Big Block, Big Block, Small Block | Big Block | 33 1/2″ | 20″ | 22 3/8″ | 5 1/2″ | N/A |
| Ford | C-6 | 3-Speed | FE Big Block, Big Block, Small Block | Small Block | 33 1/2″ | 20″ | 22 3/8″ | 5 1/2″ | N/A |
| GM | TH-350 | 3-Speed | Chevrolet, BOP, Fit-All | 6″ Tailshaft | 27 11/16″ | 21 5/8″ | 20 3/8″ | 3 3/4″ | 19 1/8″ |
| GM | TH-350 | 3-Speed | Chevrolet, BOP, Fit-All | 9″ Tailshaft | 30 11/16″ | 21 5/8″ | 20 3/8″ | 3 3/4″ | 19 1/8″ |
| GM | TH-350 | 3-Speed | Chevrolet, BOP, Fit-All | 12″ Tailshaft | 33 27/32″ | 21 5/8″ | 20 3/8″ | 3 3/4″ | 19 1/8″ |
| GM | TH-400 | 3-Speed | Chevrolet, BOP | C Tailshaft | 28 3/8″ | 26 15/16″ | 24 5/16″ | 4 1/4″ | 20″ |
| GM | TH-400 | 3-Speed | Chevrolet, BOP | D Tailshaft | 33 27/32″ | 27 15/16″ | 24 5/16″ | 4 1/4″ | 20″ |
| GM | TH-400 | 3-Speed | Chevrolet, BOP | 13″ Tailshaft | 37 7/8″ | 27 21/32″ | 24 5/16″ | 1 3/4″ | 20″ |
| GM | 200-R4 | 4-Speed OD | BOP, Fit-All | All | 27 11/16″ | Integral Tailhousing | 27″ | 3 3/4″ | 19 1/8″ |
| GM | 700-R4, 4L60 (4L60E 1993-1995) | 4-Speed OD | Chevrolet | All (except Corvette) | 30 3/4″ | 23 3/8″ | 22 1/2″ | 3 3/4″ | 20″ |
| GM | 700-R4, 4L60 (4L60E 1993-1995) | 4-Speed OD | Chevrolet | Corvette (1982-1996) | 29 7/8″ | 23 3/8″ | 22 1/2″ | 3 3/4″ | 20″ |
| GM | 4L60E (1996 and Later) | 4-Speed OD | Chevrolet (removable) | All (except Corvette and LS1) | 30 3/4″ | 21 3/4″ | 23 3/16″ | 3 3/4″ | 18 1/4″ |
| GM | 4L60E (1996 and Later) | 4-Speed OD | Chevrolet (removable) | Corvette transaxle | N/A | N/A | |||
| GM | 4L60E (1996 and Later) | 4-Speed OD | Chevrolet (removable) | LS1 Style (1998 and Later) | 31 5/32″ | 21 3/4″ | 23 19/32″ | 3 3/4″ | 18 1/4″ |
| GM | 4L80E, 4L85E (1991 and Later) | 4-Speed OD | Chevrolet (removable) | Standard 2WD | 32 11/16″ | 30 3/8″ | 26″ | 4 1/4″ | 20″ |
| GM | 4L80E, 4L85E (1991 and Later) | 4-Speed OD | Chevrolet (removable) | HD 2WD | 31 15/16″ | 30 3/8″ | 26″ | 4 1/4″ | 20″ |
| GM | 4L80E, 4L85E (1991 and Later) | 4-Speed OD | Chevrolet (removable) | HD Long | 33″ | 30 3/8″ | 26″ | 4 1/4″ | 20″ |
| GM | 4L80E, 4L85E (1991 and Later) | 4-Speed OD | Chevrolet (removable) | 4×4 | 29″ | 30 3/8″ | 26″ | N/A | 20″ |
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