Frame and Engine Number Designations
Frame ID Numbers — 2001 -present
Example: 1HD1CKM115K012345
1 = Made in U.S.A.
HD = Harley Davidson
1 = Weight Class
1 = Heavyweight
4 = Lightweight
8 = Sidecar
CK = Model Designation
CA = XLH 883 or 1200
CE = XLH 883 Hugger
CG = XLH 1200 Custom
CH = XLH 1200 Sport
CJ = XLH 883 Custom
CK = XLH 883R
M = Engine Displacement
M = 883 Evolution XL
P = 1200 Evolution XL
1 = Introduction Date
1 = Regular Introduction
2 = Mid-Year (January)
3 = California Special
4 = Daytona (March)
1 = Check Digit
5 = Model Year
1 = 2001
2 = 2002
3 = 2003
4 = 2004
5 = 2005
6 = 2006
Y = Plant of Manufacture (York, PA)
T = Plant of Manufacture (Tomahawk, WI)
J = Plant of Manufacture (Milwaukee, WI)
K = Plant of Manufacture (Kansas City, KS)
012345 = Sequential Serial Number
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Frame ID Numbers — 1981 thru 2000
Example: 1HD1CAH11BY013278
1 = Made in U.S.A.
HD = Harley Davidson
1 = Weight Class
1 = Heavyweight
4 = Lightweight
8 = Sidecar
CA = Model Designation
CA = XLH
XLH 1000cc 1981 — 1985
XLH 883 1986 — 1987
XLH 883 Deluxe
XLH 1100
XLH 883 1988 — present
XLH 1200
CB = XLS 1981 — 1985
CC = XLX 1981 — 1985
CD = XR-1000, 1983 — 1985
CE = XLH 883 Hugger 1987 — present
CF = XLH 883 Deluxe 1988 — present
CG = XLH 1200 Custom
CH = XLH 1200 Sport
K = Engine Displacement
H = 1000 Ironhead XL
L = 1340 Evolution
M = 883 Evolution XL
N = 1100 Evolution XL
P = 1200 Evolution XL
1 = Introduction Date
1 = Regular Introduction
2 = Mid-Year (January)
3 = California Special
4 = Daytona (March)
1 = Check Digit
B = Model Year
B = 1981 C = 1982
D = 1983 E = 1984
F = 1985 G = 1986
H = 1987 J = 1988
K = 1989 L = 1990
M = 1991 N = 1992
P = 1993 R = 1994
S = 1995 T = 1996
V = 1997 W = 1998
X = 1999 Y = 2000
Y = Plant of Manufacture (York, PA)
T = Plant of Manufacture (Tomahawk, WI)
J = Plant of Manufacture (Milwaukee, WI)
K = Kansas City, KS
013278 = Sequential Number
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Frame ID Numbers — 1970-1980
Motorcycle Serial Numbers
Vehicle Identification Number (V.I.N.) is located
on the engine crankcase and is the same as the
number located on frame steering head.
Example: 3A 13478 H7
3A = Model Designation
3A = XLH
4A = XLCH
7F = XLCR
2G = XLT
4E = XLS
13478 = Sequential Number
H = Decade Code
H = 1970 thru 1979
J = 1980 only
7 = Model Season
0 = 1970
1 = 1971
2 = 1972
3 = 1973
4 = 1974
5 = 1975
6 = 1976
7 = 1977
8 = 1978
9 = 1979
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Crankcase Identification Numbers
Numbers located on both left and right crankcase
halves.
XL Models: Left Case — Inside, Primary Compartment
Right Case — Outside, Near Oil Pump
Example: 781 321 007
7 = Engine Designation
7 = 1000cc Iron XL
16 = XR-1000
17 = 883cc Evolution XL
18 = 1100cc Evolution XL
19 = 1200cc Evolution XL
20 = 1340cc Evolution, California (1988 — *)
21 = 883cc Evolution XL, California (1988 — *)
22 = 1200cc Evolution XL, California (1988 — *)
81 = Model Year
321 = Day of Production
001 = Jan. 1st 182 = Jul. 1st
032 = Feb. 1st 213 = Aug. 1st
060 = Mar. 1st 244 = Sep. 1st
091 = Apr. 1st 274 = Oct. 1st
121 = May 1st 305 = Nov. 1st
152 = Jun. 1st 335 = Dec. 1st
007 = Number That Day