GT750 Engine and Frame Numbers

Not being too sure what actual bike I have I asked on the GT750 list for some info on frame and engine numbers. Below is what I have been given.

First from "znarf" who kindly sent me a list of engine numbers for the years the GT750 was made.

Date: Tue, 26 Aug 2003 21:53:41 +1000
From: "znarf" 
Subject: Re: GT750 Frame and Engine nos

Brian,

GT750 Year and engine no

J 10001-
K 31357-
L 43041-
M 57533-
A 67558-
B 82605-

hope this helps

And next a complete list for a whole load of suzukis from Martin Krause (I converted it from the XLS spreadsheet and have highlighted the GT750 row).

Year: 1971 1972 1973 1974 1975 1976 1977 1978
Code: R J K L M A B C
Typ Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no. Frameno. Eng.no.
RV 90 - - -36501 -36392 -57054 -57880 -70622 -71551 -75864 -74192 ~80000 ~78000 ? ? - -
RV 125 - - - - -23434 -23448 -34029 -34034 -43111 -43124 -46524 -46537 ~60000 ~60000 - -
A 100 ? ? -127909 ? -131159 ? ? ? -168307 -255725 ? ? ? ? ? ?
B 120 ? ? -117839 -111046 -134296 -115462 -143867 -144955 -161359 -162631 ? ? ? ? ? ?
TS 100 - - - - -22332 -22346 -38592 -43660 -52212 -57287 ~65000 ~70000 - - - -
TS 125 - - -58492 -58543 -74801 -74835 -98282 -98375 -116375 -117457 -145376 -147369 ? ? ? ?
TS 185/2 - - -50591 -52617 -84663 -84306 -115943 -115996 -142742 -142790 ~170000 ~170000 -24006 -21609 ? ?
TS 250/3/4 -27152 -27191 -48349 -48386 -66062 -66130 -86669 -86852 -102988 -102611 ~120000 ~120000 -21293 -21605 ? ?
TS 400/3 - - -19018 -19058 ~25000 ~25000 -15955 -15957 -24253 -24265 ? ? - - - -
T 250 -45410 -45511 ~60000 ~60000 - - - - - - - - - - - -
T 350 -31492 -31492 ~45000 ~45000 - - - - - - - - - - - -
T/GT 500 -46462 -46462 -59778 -59778 -68082 -68082 -74167 -74167 -90728 -90728 -104421 -104425 ~110000 ~110000 - -
GT 125 - - - - - - -26742 -32261 -44163 -50745 -69675 ~75000 ? ? ? ?
GT 185 - - - - -19783 -20222 -31682 -34970 -47094 -53452 -61542 -69901 ~75000 ~83000 ~80000 ~90000
GT 250 - - - - -25965 -26025 -47326 -45146 -80024 -80000 -97426 -97527 ~112000 ~ 112000 ~120000 ~ 120000
GT 380 - - -30918 -32893 -48731 -53848 -65983 -73228 -86754 -97352 -95062 -108576 ~102999 ~ 123999 - -
GT 550 - - -21779 -23035 -36265 -37850 -47118 -49301 -61314 -64464 -70363 -73450 ~ 74999 ~ 77999 - -
GT 750 - - -31252 -31352 -40246 -43040 -52822 -57552 -61728 -67557 -75738 -82604 ~ 81000 ~ 88000 - -
RE 5 - - - - - - -10052 -10111 ~15000 ~15000 ~17000 ~17000 - - - -