Notices

1988 F250 rear end decoding

Thread Tools
 
Search this Thread
 
Old Jun 3, 2006 | 02:31 PM
  #1  
lisagoud's Avatar
lisagoud
Thread Starter
|
Fleet Mechanic
20 Year Member
Photogenic
Joined: Nov 2003
Posts: 1,500
Likes: 2
1988 F250 rear end decoding

ID plate shows 39 for axle...I know that a 3.55 b ut I don't know wheteher it's a dana or Ford 10.25. Anone have a clue?
 
Reply
Old Jun 3, 2006 | 05:51 PM
  #2  
lisagoud's Avatar
lisagoud
Thread Starter
|
Fleet Mechanic
20 Year Member
Photogenic
Joined: Nov 2003
Posts: 1,500
Likes: 2
Found the info I needed. I knew there was a decoder atr this site:
Articles
Ford Truck Enthusiasts Glossary

Search Browse by Category ..... Body, Bed, and Appearance ..... Brake System ..... Cooling System, Heating, and A/C ..... Decoders, Codes, Charts, Etc. ..... Diesel ..... Electrical, Electronic, and Lighting ..... Engine ..... Exhaust ..... Feature Articles, Reviews, and Misc. ..... Fuel, Oil, and Air Systems ..... Instrument Cluster and Dash Controls ..... Interior ..... New Products ..... Roush F150 Project Truck ..... Steering and Suspension ..... Stories, Wit, and Humor ..... Transmission / Axle
Articles
Body, Bed, and Appearance
Brake System
Cooling System, Heating, and A/C
Decoders, Codes, Charts, Etc.
Diesel
Electrical, Electronic, and Lighting
Engine
Exhaust
Feature Articles, Reviews, and Misc.
Fuel, Oil, and Air Systems
Instrument Cluster and Dash Controls
Interior
New Products
Roush F150 Project Truck
Steering and Suspension
Stories, Wit, and Humor
Transmission / Axle

Advertise on this site


Articles .: Decoders, Codes, Charts, Etc. .: Ford Axle Code Chart


Ford Axle Code Chart



Axle Decoder Chart

Code Ratio Capacity Maker Type Yr

12 2.73 3800 FORD REG 1991
17 3.25 3300 FORD REG 1971
17 3.31 3800 FORD REG 1995
18 3.08 3800 FORD REG 1991
19 3.55 3800 FORD REG 1991
25 4.10. 5300 FORD REG 1991
29 3.55 5300 FORD REG 1991
35 4.10. 6250 FORD REG 1991
36 3.73 7400 DANA REG 1980
39 3.55 6250 FORD REG 1991
45 4.10. 7400 FORD REG 1991
49 3.55 7400 FORD REG 1991
65 4.10. 8250 FORD REG 1991
69 3.55 8250 FORD REG 1991
72 4.63 11000 DANA REG 1991
73 5.13 11000 DANA REG 1991
H5 4.10. 3800 FORD LIMITED SLIP 1991
H7 3.31 3800 FORD LIMITED SLIP 1995
H8 3.08 3800 FORD LIMITED SLIP 1991
H9 3.55 3800 FORD LIMITED SLIP 1991
B5 4.10. 5300 FORD LIMITED SLIP 1991
B9 3.55 5300 FORD LIMITED SLIP 1991
C5 4.10. 6250 FORD LIMITED SLIP 1991
C9 3.55 6250 FORD LIMITED SLIP 1987
D5 4.10. 7400 FORD LIMITED SLIP 1991
F5 4.10. 8250 FORD LIMITED SLIP 1991
W5 4.10 8250 FORD LIMITED SLIP 1995



Transmission codes from 1995 Manual

M = manual 5 speed overdrive (Mazda?)
E = Automatic E40D
G = C6 auto
U = 4R70W (4spd auto with overdrive)
C = manual 5 speed close ratio (Z-F)
W = 5 speed H.D. Overdrive

Engine Codes (8th character in VIN) From 1995 Manual

Y = 4.9
N = 5.0
H = 5.8
R = 5.8 HP
C = 5.9
G = 7.5
F = 7.3 DI Turbo
2 = 4.9 natural gas

Engine Codes From 1991 Manual
Y 4.9
N 5.0
H 5.8
M 7.3 Diesel
G 7.5

This is a general decoder for 1980s thru 1990s Ford Pickup F100 thru F350. This article was submitted by David DeLeon. Questions regarding this article may be emailed to deleontow@aol.com and his web site can be found at De Leon's Towing & Auto Parts, Inc.


Email Print


How helpful was this article to you? 5 - Very Helpful 4 3 - Somewhat Helpful 2 1 - Not Helpful
Related Articles
Testing the TPS (throttle position sensor). ECM code 124
7-30-2004 Views: 10583

Ford 10.25 Full Float Axle Rear Disk Brake and Rebuild
(No rating) 10-19-2002 Views: 4065

1948 through 1960 Ford F-1 and F-100 Rear Axle (differential) Swaps
10-25-2004 Views: 23759

Dana 44 Front Axle Shaft U-joint Replacement
8-2-2004 Views: 12077





.: Powered by Lore 1.5.5


© 1997-2006 Ford Truck Enthusiasts, Inc., Please see our legal notices and privacy statement. Home
FTE Home PageForums
List New Posts Register Chapters Spotter's Cards ArchivesGalleries
List Manage / Create Ride Of The Week Old PictorialArticles/Specs
List Articles SpecificationsRecalls/TSBs
Recalls TSBsFull Text TSBsNews
IndexEvents
Current Events Yearly List Add EventClassifieds
Main Index Place An Ad Search ClassifiedsMisc
Support Maintenance Live ChatFree Decal Directory Link To Us Time Slips Club FTE List Archives Press Reviews Shop
Parts & Accessories Shop Sponsors Build and price a FordAdvertise
Ad Info Media Kit
 
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
ThePriceLife
Pre-Power Stroke Diesel (7.3L IDI & 6.9L)
1
Jun 26, 2017 06:28 PM
joe f350
N. California Chapter
14
Sep 22, 2010 11:10 PM
FERacing66
New Member Introductions
4
Apr 13, 2004 04:41 PM
theodosia
Big Block V8 - 385 Series (6.1/370, 7.0/429, 7.5/460)
1
Apr 8, 2004 12:16 AM
100dolla68
Tennessee Chapter
2
Feb 14, 2004 07:50 PM




All times are GMT -5. The time now is 08:46 PM.

story-0
10 Ugly Ford Trucks That We Still Kinda Love

Slideshow: 10 ugly Ford trucks that we still kinda love.

By Joe Kucinski | 2026-06-03 09:51:16


VIEW MORE
story-1
10 Things Every Truck Owner NEEDS (2026 Edition)

Slideshow: the best gifts for dads & grads

By Michael S. Palmer | 2026-06-03 15:43:58


VIEW MORE
story-2
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath

Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.

By Verdad Gallardo | 2026-06-03 11:38:36


VIEW MORE
story-3
Top 10 Most Expensive Ford Trucks Ever Sold on Bring a Trailer

Slideshow: 10 most expensive Ford trucks ever sold on Bring a Trailer.

By Joe Kucinski | 2026-05-27 16:24:34


VIEW MORE
story-4
2027 Ford Super Duty Buyer's Guide (Every Model, Engine, & Package)

Here's everything that has changed for the latest model year.

By Brett Foote | 2026-05-27 16:17:28


VIEW MORE
story-5
Top 10 Ford Truck Tragedies

Slideshow: Top 10 Ford truck tragedies.

By Joe Kucinski | 2026-05-18 19:34:33


VIEW MORE
story-6
AEV FXL Super Duty - the Super Duty Raptor Ford Doesn't Make

And it might be even better than that.

By Brett Foote | 2026-05-18 19:26:42


VIEW MORE
story-7
Lobo Vs Lobo: Proof the F-150 Lobo Should Be Even Lower!

Slideshow: Does lowering an F-150 Lobo RUIN the ride quality?

By Michael S. Palmer | 2026-05-18 19:20:37


VIEW MORE
story-8
Ford's 2001 Explorer Sportsman Concept Looks For a New Home

Slideshow: Ford's bizarre fishing-themed Explorer concept has resurfaced after spending decades largely forgotten.

By Verdad Gallardo | 2026-05-12 18:07:46


VIEW MORE
story-9
10 Best Ford Truck Engines We Miss the Most!

Slideshow: The 10 best Ford truck engines we miss the most.

By Joe Kucinski | 2026-05-12 13:09:47


VIEW MORE