sandcobra164
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Data is always good so here is some from my M1028. I've posted pictures of the build sheet but never close enough to provide any detail. Below are the option codes that apply to my truck.
A52: SEAT ASM-BENCH
CMD: CHEVROLET FLINT ASM
C6T: GVW RATING 9400 LB
D1U: GEAR-SPEEDOMETER DRIV
E25: PICKUP BOX-FLEETSIDE
E5Z: LESS ADAPTER SPEEDOOME
E6C: SLEEVE-SPEEDOMETER GE
E9Z: LESS KEY OR SPEEDOME
GAM: FOR FED. GOV. BIDS
GQ1: AXLE-BASE RATIO
G60: SPRING-AUXILARY
HC4: AXLE-REAR
JB8: BRAKE-HYDRAULIC POWE
LL4: ENGINE-V8(378 CID) 6.
MX1: TRANSMISSION-AUTOMATI
M40: TRANSMISSION-3 SPEED
NA5: EMMISSION SYSTEM FEDER
V78: LESS CERTIF OF COMPL
XLH: TIRE-235/85R16E STL
YD3: AXLE-FRT(BASE EQP) FO
YLH: TIRE-LT235/85/16E STL
Y5A: BODY PROVISION-MILTATA
Y5F: GENERATOR-DUAL DELCO
Y5U: MARINE VEH IDENT MARK
Y9V: CLIN 2054
ZLH: TIRE-LT235/85R16E STL
ZN3: SPRING-FRT FOR SCH G
ZY1: SINGLE COLOR
03U: COLOR COMB-SOLID PAIN
04L: COLOR COMB-CAMOUFLAGE
76I: INTERIOR TRIM - BRONZE
76V: TRIM COMB-BRONZE(STRI
VIN of 1GCHD34J7FF386XXX
Build date of 3/20/85
Hope this helps. I actually hope someone has some access to the old RPO codes to match these to. My truck is a M1028 and I doubt anyone else has a build sheet for their truck. This one was built at the GM Truck & Bus - Flint Assembly Plant.
A52: SEAT ASM-BENCH
CMD: CHEVROLET FLINT ASM
C6T: GVW RATING 9400 LB
D1U: GEAR-SPEEDOMETER DRIV
E25: PICKUP BOX-FLEETSIDE
E5Z: LESS ADAPTER SPEEDOOME
E6C: SLEEVE-SPEEDOMETER GE
E9Z: LESS KEY OR SPEEDOME
GAM: FOR FED. GOV. BIDS
GQ1: AXLE-BASE RATIO
G60: SPRING-AUXILARY
HC4: AXLE-REAR
JB8: BRAKE-HYDRAULIC POWE
LL4: ENGINE-V8(378 CID) 6.
MX1: TRANSMISSION-AUTOMATI
M40: TRANSMISSION-3 SPEED
NA5: EMMISSION SYSTEM FEDER
V78: LESS CERTIF OF COMPL
XLH: TIRE-235/85R16E STL
YD3: AXLE-FRT(BASE EQP) FO
YLH: TIRE-LT235/85/16E STL
Y5A: BODY PROVISION-MILTATA
Y5F: GENERATOR-DUAL DELCO
Y5U: MARINE VEH IDENT MARK
Y9V: CLIN 2054
ZLH: TIRE-LT235/85R16E STL
ZN3: SPRING-FRT FOR SCH G
ZY1: SINGLE COLOR
03U: COLOR COMB-SOLID PAIN
04L: COLOR COMB-CAMOUFLAGE
76I: INTERIOR TRIM - BRONZE
76V: TRIM COMB-BRONZE(STRI
VIN of 1GCHD34J7FF386XXX
Build date of 3/20/85
Hope this helps. I actually hope someone has some access to the old RPO codes to match these to. My truck is a M1028 and I doubt anyone else has a build sheet for their truck. This one was built at the GM Truck & Bus - Flint Assembly Plant.