This will help anyone having problems figuring out what the REAL color of their truck is, which axle they, really have, or anything else about the truck that might interest you!
First up, decoding your VIN number:
Typical VIN
Position numbers 
Position 1-3 World Manufacturer Identifier (AKA: make, country, type of vehicle)
Position 4 Restraint System Type
Brake Type and GVWR Class (Trucks and Vans Only)
Position 5-7 Line, Series, Body Type
Position 8 Engine Type
Position 9 Check Digit
Position 10 Model Year
Position 11 Assembly Plant
Position 12-17 Production Sequence Number
Position 1-3
1FM Ford Motor Company, USA, multi-purpose vehicle
1FT Ford Motor Company, USA, truck, completed vehicle
1FD Ford Motor Company, USA, incomplete vehicle
1FC Ford Motor Company, USA, basic (stripped) chassis
1FB Ford Motor Company, USA, bus
1FF Ford Motor Company, USA, motor vehicle equipment without engine/powertrain (Glider)
1MH Mercury, USA, incomplete vehicle
2FM Ford Motor Company, Canada, multi-purpose vehicle
2FT Ford Motor Company, Canada, truck, completed vehicle
2FD Ford Motor Company, Canada, incomplete vehicle
2FC Ford Motor Company, Canada, basic (stripped) chassis
2FB Ford Motor Company, Canada, bus
2FF Ford Motor Company, Canada, motor vehicle equipment without engine/powertrain (Glider)
2MH Mercury, Canada, incomplete vehicle
3FB Ford Motor Company, Mexico, bus
3FC Ford Motor Company, Mexico, basic (stripped) chassis
3FE Ford Motor Company, Mexico, incomplete vehicle
3FM Ford Motor Company, Mexico, multi-purpose vehicle
3FT Ford Motor Company, Mexico, truck, completed vehicle
4M2 Mercury, USA, multi-purpose vehicle
4M3 Mercury, USA, incomplete vehicle
4M4 Mercury, USA, truck, completed vehicle
Position 4
A 0-3000 Pounds
B 3,001-4,000 Pounds
C 4,001-5,000 Pounds
D 5,001-6,000 Pounds
E 6,001-7,000 Pounds (may also be "R")
F 7,001-8,000 Pounds
G 8,001-8,500 Pounds
H 8,501-9,000 Pounds
J 9,001-10,000 Pounds
K 10,001-14,000 Pounds
L 14,001-16,000 Pounds
M 16,001-19,500 Pounds
Position 5-7 NOTE: depending on the year of your vehicle, codes tend to change, also; drw= dually; srw= standard rear wheel
F02 F-Series F150 4X2 (Regular Cab) Flareside Truck
F04 F-Series F150 4X4 (Regular Cab) Flareside Truck
F12 F-Series F150 4X2 (Regular Cab) Styleside Truck
F14 F-Series F150 4X4 (Regular Cab) Styleside Truck
F07 F-Series F150 Heritage 4X2 (Regular Cab) Flareside Truck
F08 F-Series F150 Heritage 4X4 (Regular Cab) Flareside Truck
F17 F-Series F150 Heritage 4X2 (Regular Cab) Styleside Truck
F18 F-Series F150 Heritage 4X4 (Regular Cab) Styleside Truck
F20 F-Series F250 4X2 (Regular Cab) SRW Truck
F21 F-Series F250 4X4 (Regular Cab) SRW Truck
W12 F-Series F150 4X2 (SuperCrew) Styleside Truck
W14 F-Series F150 4X4 (SuperCrew) Styleside Truck
W20 F-Series F250 4X2 (Crew Cab) SRW Truck
W21 F-Series F250 4X4 (Crew Cab) SRW Truck
X02 F-Series F150 4X2 (SuperCab) Flareside Truck
X04 F-Series F150 4X4 (SuperCab) Flareside Truck
X12 F-Series F150 4X2 (SuperCab) Styleside Truck
X14 F-Series F150 4X4 (SuperCab) Styleside Truck
X17 F-Series F150 Heritage 4X2 (SuperCab) Styleside Truck
X18 F-Series F150 Heritage 4X4 (SuperCab) Styleside Truck
X20 F-Series F250 4X2 (SuperCab) SRW Truck
X21 F-Series F250 4X4 (SuperCab) SRW Truck
R10 -- Ranger 4x2
R11 -- Ranger 4x4
R14 -- Ranger 4x2 (SuperCab)
R15 -- Ranger 4x4 (SuperCab)
R18 -- Ranger 4x2 (SuperCab)
R19 -- Ranger 4x4 (SuperCab)
Position 8
A 2.3L EFI, four cylinder (Ranger 1997 and older)
3 -- 5.4L SOHC EFI S/C ENGINE CALIBRATION (Lightning, S/C Harley Edition)
6 4.6L EFI-SOHC (Windsor), eight cylinder (Econoline, F-150, F-250)
W 4.6L EFI-SOHC, eight cylinder (F-150, F-250)
L 5.4L EFI-SOHC, eight cylinder (Econoline, F-150, F-250)
S 6.8L EFI-SOHC, ten cylinder (Econoline)
F 7.3L Turbo-Diesel, eight cylinder (Econoline)
2 4.2L EFI-OHV, six cylinder (Econoline, F-150, F-250)
Z 5.4L SOHC, gaseous fuel prep, eight cylinder (Econoline, F-150, F-250)
M 5.4L SOHC natural gas, eight cylinder (Econoline, F-150, F-250)
X 4.0L EFI-OHV, six cylinder (Explorer, Ranger)
E 4.0L EFI-SOHC, six cylinder (Explorer, Mountaineer)
P 5.0L EFI, eight cylinder (Explorer/Mountaineer)
B 2.5L OHV-DI diesel, four cylinder (Ranger)
C 2.5L EFI-SOHC, four cylinder (Ranger)
U 3.0L, six cylinder (Ranger)
Position 9
This is a randomly generated number.
Position 10
V -- 1997
W -- 1998
X -- 1999
Y -- 2000
1 -- 2001
2 -- 2002
3 -- 2003
4 -- 2004
5 -- 2005
6 -- 2006
7 -- 2007
8 -- 2008
9 -- 2009