Limited Slip Diff?
Gentlemen,
I was on the
www.dieselstop.com and found this: (maybe it will help others)
"N NUMBER:
The first three vehicle identification number (VIN) positions are the world manufacturer code.
1FD - Ford Motor Company, USA, incomplete vehicle
1FM - Ford Motor Company, USA, multi-purpose vehicle
1FT - Ford Motor Company, USA, truck, completed vehicle
2FM - Ford Motor Company, Canada, multi-purpose vehicle
3FD - Ford Motor Company, Mexico, incomplete vehicle
The fourth VIN position is the vehicle brake type and GVWR code (all vehicles use hydraulic brakes).
N - 8,501-9,000 pounds GVWR with driver and front passenger air bags
S - 9,001-10,000 pounds GVWR with driver and front passenger air bags
W - 10,001-14,000 pounds GVWR with driver and front passenger air bags
X - 14,001-16,000 pounds GVWR with driver and front passenger air bags
A - 16,001-19,500 pounds GVWR with driver and front passenger air bags
H - 8,501-9,000 pounds GVWR, without air bags (Mexico)
J - 9,000-10,000 pounds GVWR, without air bags (Mexico)
K - 10,001-14,000 pounds GVWR, without air bags (Mexico)
L - 14,001-16,000 pounds GVWR, without air bags (Mexico)
M - 16,001-19,500 pounds GVWR, without air bags (Mexico)
Positions 5 through 7 indicate vehicle line, series and body type.
F20 - F-250, Regular Cab, 4x2, single rear wheels
X20 - F-250, SuperCab, 4x2, single rear wheels
W20 - F-250, Crew Cab, 4x2, single rear wheels
F21 - F-250, Regular Cab, 4x4, single rear wheels
X21 - F-250, SuperCab, 4x4, single rear wheels
W21 - F-250, Crew Cab, 4x4, single rear wheels
F30 - F-350, Regular Cab, 4x2, single rear wheels
X30 - F-350, SuperCab, 4x2, single rear wheels
W30 - F-350, Crew Cab, 4x2, single rear wheels
F31 - F-350, Regular Cab, 4x4, single rear wheels
X31 - F-350, SuperCab, 4x4, single rear wheels
W31 - F-350, Crew Cab, 4x4, single rear wheels
F32 - F-350, Regular Cab, 4x2, dual rear wheels
X32 - F-350, SuperCab, 4x2, dual rear wheels
W32 - F-350, Crew Cab, 4x2, dual rear wheels
F33 - F-350, Regular Cab, 4x4, dual rear wheels
X33 - F-350, SuperCab, 4x4, dual rear wheels
W33 - F-350, Crew Cab, 4x4, dual rear wheels
F34 - F-350, Regular Cab (Chassis Cab), 4x2, single rear wheels
X34 - F-350, SuperCab (Chassis Cab), 4x2, single rear wheels
W34 - F-350, Crew Cab (Chassis Cab), 4x2, single rear wheels
F35 - F-350, Regular Cab (Chassis Cab), 4x4, single rear wheels
X35 - F-350, SuperCab (Chassis Cab), 4x4, single rear wheels
W35 - F-350, Crew Cab (Chassis Cab), 4x4, single rear wheels
F36 - F-350, Regular Cab (Chassis Cab), 4x2, dual rear wheels
X36 - F-350, SuperCab (Chassis Cab), 4x2, dual rear wheels
W36 - F-350, Crew Cab (Chassis Cab), 4x2, dual rear wheels
F37 - F-350, Regular Cab (Chassis Cab), 4x4, dual rear wheels
X37 - F-350, SuperCab (Chassis Cab), 4x4, dual rear wheels
W37 - F-350, Crew Cab (Chassis Cab), 4x4, dual rear wheels
F46 - F-450, Regular Cab (Chassis Cab), 4x2
W46 - F-450, Crew Cab (Chassis Cab), 4x2
W42 - F-450, Crew Cab (with box), 4x2, dual rear wheels
W43 - F-450, Crew Cab (with box), 4x4, dual rear wheels
F47 - F-450, Regular Cab (Chassis Cab), 4x4
W47 - F-450, Crew Cab (Chassis Cab), 4x4
F56 - F-550, Regular Cab (Chassis Cab), 4x2
W56 - F-550, Crew Cab (Chassis Cab), 4x2
F57 - F-550, Regular Cab (Chassis Cab), 4x4
X46 - F-450, SuperCab (Chassis Cab), 4x2
X47 - F-450, SuperCab (Chassis Cab), 4x4
X56 - F-550, SuperCab (Chassis Cab), 4x2
X57 - F-550, SuperCab (Chassis Cab), 4x4
W57 - F-550, Crew Cab, (Chassis Cab), 4x4
U40 - Excursion, 4x2, XLT
U41 - Excursion, four-door, 4x4, XLT
U42 - Excursion, four-door, 4x2, Limited
U43 - Excursion, four-door, 4x4, Limited
The eighth VIN position is the engine displacement and number of cylinders.
L - 5.4L, Modular, SOHC, EFI, V8, Gas
S - 6.8L, SOHC, EFI, V10, Gas
F - 7.3L, OHV, DI Turbo, V8, Diesel
Z - 6.8L, gaseous fuel prep (F-Series)
D - 6.8L, propane only (F-Series)
B - 5.4L, propane only (F-Series)
The ninth VIN position is a government assigned, computer-generated check digit.
The tenth VIN position is the model year code.
· 2 - 2002
The eleventh VIN position is the assembly plant code.
S - Allen Park (Allen Park, Michigan)
E - Kentucky Truck (Jefferson County, Kentucky)
M - Cuautitlan (Cuautitlan, Mexico)
The last six VIN positions are an alphanumeric code for the vehicle build sequence. This is also the vehicle serial and warranty number.
· A0000-E99999 - Ford Division
AND THIS
VEHICLE CERTIFICATION LABEL:
Exterior paint codes may be listed as a two-part code. The first set of characters listed indicate the vehicle primary body color code. The second set of characters listed (if applicable) indicated a two-tone or accent body color code.
AQ - Arizona Beige (clear coat), F-Series
BY - School Bus Yellow, Mexico sold only, F-Series
CX - Dark Shadow Gray (clear coat), F-Series
F1 - Vermilion Red (clear coat), F-Series
EP - Vermilion Red Solid, Mexico sold only, F-Series
FN - Dark Toreador Red, F-Series
GX - Dark Toreador Red, Mexico sold only, F-Series
L2 - True Blue (clear coat)
LR - Sapphire Blue (clear coat), F-Series
PB - Jewel Green, Mexico sold only, F-Series
PK - Chesapeake Blue, Mexico sold only, F-Series
PY - Highland Green (waterborne), F-Series
UD - Ebony, F-Series
TX - Bright Silver, Mexico sold only, F-Series
YO - Oxford White, Mexico sold only, F-Series
Z1 - Oxford White, Mexico build U.S. sold, F-Series
Z1 - Oxford White (clear coat), F-Series
Z3 - Silver Metallic (clear coat), F-Series
FL - Toreador Red, Excursion
JP - Silver Birch Metallic, Excursion
LD - Medium Wedgewood Blue, Excursion
P5 - Aspen Green, Excursion
ST - Estate Green, Excursion
TK - Mineral Gray, Excursion
UA - Ebony, Excursion
YZ - Oxford White, Excursion
Wheelbase
137 - 137-inch wheelbase (F-Series, Excursion)
141 - 141-inch wheelbase (F-Series)
142 - 142-inch wheelbase (F-Series)
156 - 156-inch wheelbase (F-Series)
158 - 158-inch wheelbase (F-Series)
162 - 162-inch wheelbase (F-Series)
165 - 165-inch wheelbase (F-Series)
172 - 172-inch wheelbase (F-Series)
176 - 176-inch wheelbase (F-Series)
189 - 189-inch wheelbase (F-Series)
200 - 200-inch wheelbase (F-Series)
201 - 201-inch wheelbase (F-Series)
Brake Type
B - Four-wheel anti-lock brakes system (ABS)
Interior trim codes are listed as a two-part code. The first character listed identifies the trim type. The second character listed identifies the interior trim color.
Interior Trim Type
K - Knitted vinyl bench seat, F-Series
C - Cloth bench seat, F-Series
F - Cloth captains chairs, Excursion
F - Flight bench seat, Mexico sold F-Series XLT only
G - High back cloth individual seats, F-Series
H - High back knitted vinyl individual seats, F-Series
J - High back vinyl individual seats, F-Series
3 - Cloth 40/20/40 seats, F-Series/Excursion
D - Cloth 40/20/40 seats with integrated restraints, F-Series
8 - Leather 40/20/40 seats, F-Series
9 - Leather 40/20/40 seats with integrated restraints, F-Series
2 - Cloth captains chairs, F-Series
6 - Cloth captains chairs with integrated restraints, F-Series
4 - Leather captains chairs, F-Series/Excursion
7 - Leather captains chairs with integrated restraints, F-Series
5 - Leather quad captains chairs, F-Series
L - Leather captains chairs, Excursion Limited
B -Leather captains chairs with vinyl rear bench, F-Series
M-Cloth 40/20/40 seats with rear bench mono. F-Series
P-Leather captains chairs with vinyl rear bench, F-Series
Interior Trim Color
H - Medium Parchment, F-Series
E - Medium Flint, F-Series/Excursion
B-Ebony, F-Series
D-Dark Flint, F-Series
Tape/Paint Stripe (TP/PS)
D - Light Argent/Medium Platinum/Light Argent, F-Series XLT
E - Arizona Beige/Dark Sandalwood/Arizona Beige, F-Series
F - Wild Strawberry/Dark Shadow Gray/Wild Strawberry, F-Series
Radio Type
7 - AM/FM stereo with clock, F-Series
G - Delete AM/FM stereo with clock, all other components installed, F-Series
9 - AM/FM stereo with cassette and clock, F-Series/Excursion
R - Delete AM/FM stereo with cassette and clock, all other components installed, F-Series
K - AM/FM stereo with cassette and compact disc player, F-Series/Excursion
Y - Delete standard AM radio with clock, F-Series
1 - AM/FM stereo with cassette and in-dash six disc compact disc (CD) changer, F-Series/Excursion
Axle Type
31 - 3.73 non-limited slip, F-250/Excursion
C1 - 3.73 limited slip, F-250/Excursion
32 - 4.10 non-limited slip, F-250
C2 - 4.10 limited slip, F-250/Excursion
33 - 4.30 non-limited slip, F-250
C3 - 4.30 limited slip, F-250/Excursion
36 - 4.56 non-limited slip, F-250
C6 - 4.56 limited slip, F-250
41 - 3.73 non-limited slip, F-350 (single rear wheels)
D1 - 3.73 limited slip, F-350 (single rear wheels)
42 - 4.10 non-limited slip, F-350 (single rear wheels)
D2 - 4.10 limited slip, F-350 (single rear wheels)
43 - 4.30 non-limited slip, F-350 (single rear wheels)
D3 - 4.30 limited slip, F-350 (single rear wheels)
46 - 4.56 non-limited slip, F-350 (single rear wheels)
D6 - 4.56 limited slip, F-350 (single rear wheels)
61 - 3.73 non-limited slip, F-350 (dual rear wheels)
F1 - 3.73 limited slip, F-350 (dual rear wheels)
62 - 4.10 non-limited slip, F-350 (dual rear wheels)
F2 - 4.10 limited slip, F-350 (dual rear wheels)
63 - 4.30 non-limited slip, F-350 (dual rear wheels)
66 - 4.56 non-limited slip, F-350 (dual rear wheels)
F6 - 4.56 limited slip, F-350 (dual rear wheels)
81 - 3.73 non-limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
E1 - 3.73 limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
82 - 4.10 non-limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
E2 - 4.10 limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
83 - 4.30 non-limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
E3 - 4.30 limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
86 - 4.56 non-limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
E6 - 4.56 limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
88 - 4.88 non-limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
EW - 4.88 limited slip, F-350 Chassis Cab, narrow frame (dual rear wheels)
G3 - 4.30 limited slip, F-450 Chassis Cab
73 - 4.30 non-limited slip, F-450 Chassis Cab
78 - 4.88 non-limited slip, F-450 Chassis Cab
G8 - 4.88 limited slip, F-450 Chassis Cab
75 - 5.38 non-limited slip, F-450 Chassis Cab
G5 - 5.38 limited slip, F-450 Chassis Cab
GW - 4.10 limited slip, F-450 Chassis Cab
98 - 4.88 non-limited slip, F-550 Chassis Cab
K8 - 4.88 limited slip, F-550 Chassis Cab
95 - 5.38 non-limited slip, F-550 Chassis Cab
K5 - 5.38 limited slip, F-550 Chassis Cab
KW - 4.10 limited slip, F-550 Chassis Cab
Transmission Type
E - Four-speed automatic overdrive (4R100), gasoline engines, F-Series/Excursion
9 - Four-speed automatic overdrive (4R100), diesel engine, F-Series/Excursion
6 - Six-speed manual, Dana ZF (M6HD-6), F-Series
5 - Six-speed manual, F-Series (5.4L, 6.8L Gas)
2 - Five-speed manual, F-Series (5.4L, 6.8L Gas/LPG), Mexico only
Springs
Springs codes are listed as a two-part code. The first character listed is for the front springs. The second code listed is for the rear springs. Auxiliary rear springs may also be listed.
Front Springs - F-Series
Base part number - 5310 (RH/LH)
Pre-fix - F81A
B - Suffix BA
C - Suffix CA
D - Suffix DA
E - Suffix EA
F - Suffix FA
G - Suffix GA
H - Suffix HA
I - Suffix RA
J - Suffix SA
K - Suffix TA
L - Suffix UA
Pre-fix - 1C34
S - Suffix AAA
T - Suffix ABA
U - Suffix ACA
V - Suffix ADA
W - Suffix AEA
X - Suffix AFA
Front Springs - Excursion
Base part number - 5310 (RH/LH)
Pre-fix - YC35
G - Suffix G
H - Suffix H
S - Suffix S
Pre-fix - 1C34
AG
AH
AJ
Rear Springs - F-Series
L - Rear air suspension
B - 1C34-5560-CB, F-250, F-350
C - 1C35-5560-DB, F-250, F-350
D - YC35-5560-EA, F-250, F-350
M - YC35-5A975-AA, F-450, F-550
N - YC35-5A975-BA, F-450, F-550
Auxiliary Springs - F-Series
A - YC35-5588-A (wide frame)
D - F81A-5588-D (narrow frame)
Rear Springs - Excursion
Base part number - 5560 (RH/LH)
Pre-fix - YC35
A - Suffix A
Pre-fix - 1C34
B - Suffix B