GMC 2003 Sierra 1500 Pickup Owner's Manual page 356

Vehicle*
I
Axle Ratio
I
Maximum Trailer Weight
I
GCWR
K-1500 Extended Cab Long Box (4WD)
~
4800 V8
6,700 Ibs. (3 041 kg)
~ _ _
4.10 7,700 Ibs. ( 3 495 kg)**
I
12,000 Ibs. (5 448 kg)
13,000 Ibs. (5 902 kg)
5300 V8
*
Tongue weight should be 10 percent to 15 percent of trailer weight up to 1,000 Ibs (454 kg). Fifth-wheel or
gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 1,500 Ibs. (680 kg) maximum.
**Maximum weight 6,800 Ibs. ( 3 084 kg) for fifth-wheel and gooseneck.
Vehicle*
1
Axle Ratio
I
Maximum Trailer Weiaht
I
GCWR
I
I I I
"
C-2500 LD (2WD**
1
6000 V8
* Tongue weight should be 10 percent to 15 percent of trailer weight up to 1,500 Ibs (680 kg). Fifth-wheel or
gooseneck kingpin weight should be 15 percent to 25 percent of trailer weight up to 2,500 Ibs. (1 133 kg)
maximum.
3.73 14,000 Ibs. (6 356 kg) 8,700 Ibs. (3 946 kg)
4.10 16,000 Ibs. (7 264 kg 10,700 Ibs. (4 853 kg)
4-75