Transmission I.D. Chart

I.D. CODE DEFINED

B (1976-78)- Warner T-85 3speed

C- Ford-Manual 3speed

D- Warner T-89 3speed

E- Warner T-87 3speed

F- Warner T-18 4speed

A (1976-86)- New Process 435 4speed

P- Warner T-19 4speed

B (1979-86)- Clark 4speed O.D.

G- Automatic C4

W- Automatic C5

P- Automatic C6 thru 1977

K- Automatic C6 1978-86

J- Automatic FMX

T- Automatic Overdrive

This list is for 1976-86 Fullsize Broncos and F-100 thru F-350. This includes 2 and 4 wheel drive. It also covers gas and diesel engines. These trans codes are usually found on the driverside B pillar and are also on the transmission I.D. tag attached to the trans itself.

Here's some additional info:

Model: C6

Type: three speed non-electronic

Years:

'66-'90 F-series

'78-'89 Bronco

'91-'96 ('97?) F-2/3/superduty

Engines:{300, 302, 351w}, {400, 351m, 460}, {6.9L, 7.3L IDI}, {352, 360, 390, ect.}

Fluid:

Pre '77: Type F

Post '77: Mercon

Display: PRND21

Pan 17 bolts "Utah" shape

Ratios:

1st 2.46:1

2nd 1.46:1

3rd 1.00:1

Trans code: K

Model: E4OD

Type: Electronic Four speed Over Drive

Years:

'90-'96 Bronco,

'89-'98 F-Series

Engines: {300, 302, 351w}, {460}, {7.3L IDI}, {7.3L PSD}, {5.4L}

Display: PRN(D)21 w/ overdrive lockout switch

Pan: 20 bolts

Fluid: Mercon

Ratios:

1st 2.71:1

2nd 1.54:1

3rd 1.00:1

4th 0.71:1

Trans code: E

Model: AOD

Type: Four speed non-electronic

Years:

'85-'93 F-150

'85-'89 Bronco

Engines: 302

Display: PRN(D)D1

Pan square with small ****

Fluid: Mercon

Ratios:

1st 2.40:1

2nd 1.47:1

3rd 1.00:1

4th 0.67:1

Trans code: T

Manuals

Model: M5OD-R2

Type: Five speed Mazda Overdrive

Years: 88-96 Bronco, F150s

..........97-03 F150s

..........05 F150 (v6)

Engines: 300, 302, 4.2L, 4.6L

Fluid: Mercon

Display:

1.3.(D)

2.4.R

Ratios:

1st 3.90:1

2nd 2.25:1

3rd 1.46:1

4th 1.00:1

5th 0.80:1

Construction features: External Ribs in square patterns

Trans code: M

Model: SROD

Type: Four speed overdrive w/ push down reverse

Years: 80-83(4?)

Engines: 300, 302

Fluid: ?

Display:

P..R..1..3

U

S.....2..OD

H

Ratios:

1st 3.25:1

2nd 1.92:1

3rd 1.00:1

4th 0.78:1

Reverse 3.25:1

Construction features: Aluminum, shifter near back

Trans code: B

Model: NP-435

Type: Four speed non overdrive

Years: 80-87?

Engines: 300, 302, Your mostly gonna find it behind a 300.

Display:

1.2

3.4.R

Construction features: Cast Iron w/aluminum top plate, shifter in top, PTO Pass side

Fluid: 140w

Ratios:

1st 6.69:1

2nd 3.34:1

3rd 1.79:1

4th 1.00:1

Reverse 3.25:1

Trans code: A

Model: T18

Type: Four speed, non overdrive, non syncro first gear

Years: ?

Engines: 300, 302, 351, 460

Fluid: ?

Display:

1.3

2.4.R

Construction features: Cast iron throughout

Ratios:

Gas

1st 6.32

2nd 3.03:1

3rd 1.79:1

4th 1.00:1

Diesel

1st 4.02:1

2nd 2.41:1

3rd 1.41:1

4th 1.00:1

Trans code: F or P

Model: T19

Type: Four speed, non overdrive, syncro first gear

Years: ?

Engines:460?, 6.9L, 7.3L

Fluid: ?

Display:

1.3

2.4.R

Construction features: Cast iron throughout

Ratios:

Gas

1st 6.32

2nd 3.03:1

3rd 1.79:1

4th 1.00:1

Diesel

1st 4.02:1

2nd 2.41:1

3rd 1.41:1

4th 1.00:1

Trans code F or P

Model: ZF5

Type: Five speed heavyduty overdrive

Years: 87-99 F2/3/450/superduty

Engines: 300, 351, 460, 7.3

Fluid: Mercon

Display:

1.3.(D)

2.4.R

Ratios:

S5-42 (Diesel)

1st: 4.14

2nd: 2.37

3rd: 1.42

4th: 1.00

5th: 0.77

Reverse: 3.79

S5-47 (diesel)

1st: 5.08

2nd: 2.61

3rd: 1.53

4th: 1.00

5th: 0.77

Reverse: 4.66

S5-42 and S5-47 (gas)

1st: 5.72

2nd: 2.94

3rd: 1.61

4th: 1.00

5th: 0.76

Reverse: 5.24

Trans code: 2

Photo links:

Novak Enterprises - http://www.novak-adapt.com/knowledge/trans...ion_gateway.htm

Motive Gear - http://www.motivegear.com/tech_info/tranny...anny_guide.html

Drivetrain.com - http://www.drivetrain.com/transmanualrebuildkit.html#FORD TRUCKS & VANS

Tranny tag ID chart - http://www.alldrivelineparts.com/transmissions/atfdbron.html

●Auto tranny pan ID and pics @ http://www.badshoeproductions.com/trans.html



SM84

The 73'-77' Broncos used the C4 & the Bronco II's used C5's (just a C4 with a lockup TC). It's also in my 78' shop manuals with the F100 & F150 being listed as applications. I know F-trucks used C4's up till 82 or 83 but I don't think any of the big Broncos ever had one.