DH2303
2016 Chevy/GMC 2500/3500
(Standard & Long Box)
Installation Instructions
Page 1 of 9
Please read these Installation Instructions in their entirety prior to
installing or operating this equipment.
Serial Number
Bolt Size
Grade 5
Grade 8
1/4”
10
14
5/16”
19
29
3/8”
33
47
7/16”
54
78
1/2”
78
119
5/8”
154
230
3/4”
257
380
Bolt Torque Specifications
Torque in Foot-Pounds for Inch Bolts
Bolt Torque Specifications
Torque in Foot-Pounds for Metric Bolts
Bolt Size Grade 8.8 Grade 10.9
6MM
6
8
8MM
16
22
10MM
31
40
12MM
54
70
14MM
89
117
16MM
161
230
18MM
222
318
This hitch is rated to 30,000 lbs. Gross Towing Weight
and 7,500 lbs. Tongue Weight
!
Refer to your vehicle’s owner’s manual for
maximum towing capacity. DO NOT exceed
vehicle, tongue or hitch weight ratings - failure to
follow vehicle manufacturer’s recommendations
could result in damage to your vehicle, personal
injury or death.
WARNING
!
Failure to read and follow these instructions could
result in separation of the trailer from the truck,
causing property damage, loss of towed vehicle,
personal injury or death.
WARNING
