Vin Number
Crankcase Identification Numbers stamped at Capitol Drive facility (Milwaukee), used to identify engine and track production changes. The numbers are located on both left and right crankcase halves.
Big Twin: Left Case - Outside lower front
Right Case - Inside gear case compartment
XL Models: Left Case - Inside primary compartment
Right Case - Outside near oil pump
Example: 1992 244 137
15 = Engine Designation
1 = 1200cc Shovelhead
7 = 1000cc Iron XL
14 = 1340cc Shovelhead
15 = 1340cc Evolution
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 - ?)
92 = Model Year
244 = 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
137 = Unit Number That Day (production number)
Source was: http://www.cyclemanuals.com/faq.htm
Hi All,
I would like to figure out the production date of my 06 Ultra. How do you interpit the Vin Number.
Thanks
Rick
Bob



