Axle Code C1 - Diesel Forum -
Power Stroke Excursions Technical discussion of the Ford Excursion SUV with the Power Stroke diesel.

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post #1 of 3 (permalink) Old 03-09-2007, 07:49 AM Thread Starter
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Axle Code C1

I have an 03 PSD X. The door tag says its Axle code is C1.

Can someone tell me the definition for that code is?


03 Excursion 4X4 Limited 6.0 PSD, Mineral Gray Metallic Born on: 22-Jan-03

Upgrades to date:
F250 Heated Tow Mirrors with markers and signals
Wireless rear sound
Pyle PLA1585 5 Channel Amp
Pioneer 4-Way's in sides
Dual Punch 10" enclosed subs in rear
Cherry Wood trim dash
Code Alarm Tw-1 Remote Start
Helwig Sway Bar
Lighted Blue Oval Rear
2005 Modified Grille
Sho-Me Strobes Front and Rear
7" Visor LCD Monitors L&R
Back up Camera in 3rd Brake light
Right rite air bags
on board air system.
Siege engneering air horns
Kenwood eXcelon DNX-9140 (with factory rear entertainment system)

07 Range Rover Sport
08 Jaguar S-Type Satin Edition
52 HD FL
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post #2 of 3 (permalink) Old 03-09-2007, 07:51 AM Thread Starter
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Re: Axle Code C1

Didn't find it on the first search

Did a different search and found it.. 3.73 limited slip

thanks anyway
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post #3 of 3 (permalink) Old 03-10-2007, 12:10 PM
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Re: Axle Code C1

From the Ford Service manual for 2003:

The following lists the gear ratios on rear axles.

31 3.73 non-limited slip, F-250/Excursion
32 4.10 non-limited slip, F-250
41 3.73 non-limited slip, F-350
61 3.73 non-limited slip, F-350
73 4.30 non-limited slip, F-450
75 5.38 non-limited slip, F-450
78 4.88 non-limited slip, F-450
81 3.73 non-limited slip, F-350
88 4.88 non-limited slip, F-350
95 5.38 non-limited slip, F-550
98 4.88 non-limited slip, F-550
C1 3.73 limited slip, F-250/Excursion
C2 4.10 limited slip, F-250/Excursion
C3 4.30 limited slip, F-250/Excursion
D1 3.73 limited slip, F-350
D2 4.10 limited slip, F-350
D3 4.30 limited slip, F-350
E2 4.10 limited slip, F-350
E3 4.30 limited slip, F-350
EW 4.10 limited slip, F-350 (ambulance package)
F1 3.73 limited slip, F-350
F2 4.10 limited slip, F-350
F6 4.56 limited slip, F-350
G3 4.30 limited slip, F-450
G5 5.38 limited slip, F-450
G8 4.88 limited slip, F-450
GW 4.88 non-limited slip, F-450 (wide frame)
K5 5.38 limited slip, F-550
K8 4.88 limited slip, F-550
KW 4.88 non-limited slip, F-550 (wide frame)


2005 EXCURSION!! XLT V10 Silver Purchased 10/8/05 19920 Miles.
Heated tow mirrors, Hood/window deflector,Ford rubber mats, Firestone bags/air source kit, Helwig swaybar, Prodigy, underhood liner and light, V's and Modded B's, Bilsteins, Procomp stabilizer, Curt front reciever, 6 disk Visteon stereo, 6 disk changer in console, X-3 AIC, door lights,OEM Fog mod, volt/tran temp gauges,skid plate.
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