General Information 1-5
RPO Code List
The following table provides the description of the
Regular Production Option (RPO) codes that are
available on the vehicle. The vehicle's RPO list is
printed on the Service Parts Identification Label.
RPO Description
005 RATIO-4.56 (4 5/9)
008 RATIO-4.88
01U
PRIMARY COLOR-EXTERIOR,
SPECIAL (02)
02U
PRIMARY COLOR-EXTERIOR, SPECIAL,
CHART NOT REQUIRED
066 RATIO-4.10 (4 1/10)
092 RATIO-4.3
1LT PACKAGE-LT OPTION 1
1WT PACKAGE-WT OPTION 1
379 SEAT BELT COLOR-ORANGE (02)
3F9 SEAT BELT COLOR-RED (01)
4AA INTERIOR TRIM-JET BLACK
4D7 INTERIOR TRIM-JET BLACK/DK ASH
5D1 BUMPER FRT-PAINTED GRAY
5DX
PROVISIONS-ELEC - UPFITTER, REAR
OF CAB
5DY
PROVISIONS-ELEC - UPFITTER, REAR OF
FRAME
5H1
KEY-SINGLE KEY SYSTEM, 2
SPARE KEYS
5HP
KEY-SINGLE KEY SYSTEM, 6 SPARE
KEYS (SEO)
5P0 PROVISIONS-ENGINE SHUTDOWN
5T5 SEAT OVERRIDE-(SEO)
6E2
CYLINDER UNIT-SINGLE KEY SYSTEM,
CODED, VAR. 1 (SEO)
6E8
CYLINDER UNIT-SINGLE KEY SYSTEM,
CODED, VAR 2 (SEO)
6Y5
ORNAMENTATION-EXTR, EMBLEM, NON-
INSTALLED
719 SEAT BELT COLOR-BLACK (10)
7Y7
BATTERY-1100 CCA, DUAL BATTERY
SYSTEM
7Y8
BATTERY-1300 CCA, DUAL BATTERY
SYSTEM
7Y9
BATTERY-2250 CCA, THREE BATTERY
SYSTEM
8E4 FUEL-ADDITIONAL - 5 GALLONS
8E8 BUMPER FRT-PAINTED, BLACK
8F2 ORNAMENTATION-NONE
8H5 BUMPER FRT-NONE
8X8
LABEL INFORMATION-LABEL, FASTEN
SEAT BELTS (SEO)
9B9
GOVERNOR-VEHICLE TOP SPEED LIMIT -
70 MPH (SEO)
9C2
GOVERNOR-VEHICLE TOP SPEED LIMIT -
65 MPH (SEO)
RPO Description
9D4
GOVERNOR-VEHICLE TOP SPEED LIMIT -
55 MPH (SEO)
9D6
GOVERNOR-VEHICLE TOP SPEED LIMIT -
79 MPH (SEO)
9D7
GOVERNOR-VEHICLE TOP SPEED LIMIT -
75 MPH (SEO)
9D9 MIRROR I/S R/V-(NONE)
9G8
EQUIPMENT-DAYTIME RUNNING LAMP &
HEADLAMPS CONTROL - NONE (SEO)
(DO NOT USE AFTER MY23)
9L3 TIRE SPARE-NONE
9L7 EQUIPMENT-ACSRY WRG JUNC BLK
9S1
TRIM OVERRIDE-VINYL COVERING, SEAT
(2 PASSENGER) (SEO)
9U3
TRIM OVERRIDE-CLOTH COVERING,
SEAT (2 PASSENGER) (SEO)
9V5 COLOR-WOODLAND GREEN (SEO)
9W3
COLOR-WHEATLAND YELLOW, LEAD
FREE (SEO)
9W4
COLOR-TANGIER ORANGE, LEAD
FREE (SEO)
A31
WINDOW-POWER OPERATED, ALL
DOORS (DO NOT USE ON NEW/MAJOR
PROGRAMS)
A52 SEAT-FRT BENCH
A68 SEAT RR-SPLIT, FOLDING
A95
SEAT-FRT BKT, HIGH BACK, DRIVER &
PASS RECL
AAC PARTS PKG-SHIPPED LOOSE
ACO
IDENTIFICATION-ACCESSORY CATALOG
OFFERING
AE7 SEAT-FRT SPLIT, DRIVER, PASS
AG1
ADJUSTER FRT ST-POWER, MULTI-
DIRECTIONAL, DRIVER (DO NOT USE ON
NEW PROGRAMS AFTER MY18)
AKO WINDOW TYPE-PRIVACY
AKP WINDOW TYPE-SOLAR ABSORBING
ANC SALES PACKAGE-SHUTTLE BUS
ANK
SALES PACKAGE-NON-CONFORMING
SCHOOL BUS
APL SEAT PASSENGER-(NONE)
AQQ
LOCK CONTROL, ENTRY-REMOTE
ENTRY, EXTENDED RANGE (MY 09 AND
FUTURE)
ATZ SEAT RR-NONE
AU3 LOCK CONTROL-SIDE DR, ELEC
AY0
RESTRAINT SYSTEM-SEAT, INFLATABLE,
DRIVER & PASS FRT, SEAT SIDE,
ROOF SIDE
AY1
RESTRAINT SYSTEM-SEAT, INFLATABLE,
DRIVER ONLY FRT, SEAT SIDE,
ROOF SIDE
BG9 COVERING FLOOR-RUBBER
BTN EQUIPMENT-POST BATTERY, THREADED
BTV REMOTE START-VEHICLE
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual