The specification desk
Find the right configuration. Search 34,354 chart rows transcribed from manufacturer towing guides. See the engine, cab, axle, required equipment, and source together. These are published comparison ratings; your truck’s equipment and loaded weight still matter.
A model missing here may have a published maximum without detailed chart rows. Check coverage or browse every cataloged model .
2018 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Crew Cab · Long Box · 3.73 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.73, column Crew Cab Long Box 4X4
Conventional 14,500lb GCWR 25,300 lb 2018 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Double Cab · Long Box · 3.73 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (4-Door Double Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.73, column Double Cab Long Box 2WD
Conventional 14,500lb GCWR 25,300 lb 2018 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Double Cab · Long Box · 3.73 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (4-Door Double Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.73, column Double Cab Long Box 4X4
Conventional 14,500lb GCWR 25,300 lb 2018 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Regular Cab · Long Box · 3.73 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (Regular Cab), row 'Duramax� 6.6L Turbo-Diesel V8' axle 3.73, column Regular Cab Long Box 2WD
Conventional 14,500lb GCWR 25,300 lb 2018 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Regular Cab · Long Box · 3.73 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (Regular Cab), row 'Duramax� 6.6L Turbo-Diesel V8' axle 3.73, column Regular Cab Long Box 4X4
Conventional 14,500lb GCWR 25,300 lb 2018 · OEM chart
Vortec 6.0L V8 · 2WD · Double Cab · Standard Box · 4.10 axle
Equipment: No package requirement recorded; check source chart.
Chart column: max gooseneck/5th-wheel trailer weight (single rating covering both hitch types).
Page 13, Silverado 2500HD and 3500HD fifth-wheel/gooseneck trailer weight ratings (4-Door Double Cab), row 'Vortec 6.0L V8' axle 4.10, column Double Cab Standard Box 2WD
Fifth-wheel 14,500lb GCWR 21,100 lb 2018 · OEM chart
Vortec 6.0L V8 · 2WD · Regular Cab · Long Box · 4.10 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (Regular Cab), row 'Vortec 6.0L V8' axle 4.10, column Regular Cab Long Box 2WD
Conventional 14,500lb GCWR 21,100 lb 2018 · OEM chart
Vortec 6.0L V8 · 4WD · Regular Cab · Long Box · 4.10 axle
Equipment: No package requirement recorded; check source chart.
Page 12, Silverado 2500HD and 3500HD conventional trailer weight ratings (Regular Cab), row 'Vortec 6.0L V8' axle 4.10, column Regular Cab Long Box 4X4
Conventional 14,500lb GCWR 21,100 lb 2018 · OEM chart
Vortec 6.0L V8 · 4WD · Regular Cab · Long Box · 4.10 axle
Equipment: No package requirement recorded; check source chart.
Chart column: max gooseneck/5th-wheel trailer weight (single rating covering both hitch types).
Page 13, Silverado 2500HD and 3500HD fifth-wheel/gooseneck trailer weight ratings (Regular Cab), row 'Vortec 6.0L V8' axle 4.10, column Regular Cab Long Box 4X4
Fifth-wheel 14,500lb GCWR 21,100 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Crew Cab · Standard Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row '6.6L V8 Gas' axle 3.73, column Crew Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Double Cab · Standard Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row '6.6L V8 Gas' axle 3.73, column Double Cab Standard Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 2WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 2WD
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 17"/18" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
6.6L V8 Gas · 4WD · Regular Cab · Long Bed · 3.73 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Regular Cab), row '6.6L V8 Gas' axle 3.73, column Regular Cab Long Bed 4x4
Conventional 14,500lb GCWR 24,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Crew Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Long Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Crew Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Long Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Crew Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Long Bed 4x4
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Crew Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Long Bed 4x4
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Crew Cab · Standard Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Standard Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Crew Cab · Standard Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Standard Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Crew Cab · Standard Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Standard Bed 4x4
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Crew Cab · Standard Bed · 3.42 axle
Equipment: 17" wheels
Page 18, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Crew Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Crew Cab Standard Bed 4x4
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Double Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Double Cab Long Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 2WD · Double Cab · Long Bed · 3.42 axle
Equipment: 18"/20" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Double Cab Long Bed 2WD
Conventional 14,500lb GCWR 26,000 lb 2020 · OEM chart
Duramax 6.6L Turbo-Diesel V8 · 4WD · Double Cab · Long Bed · 3.42 axle
Equipment: 17" wheels
Page 17, Silverado 2500 HD and 3500 HD conventional trailer weight ratings (Double Cab), row 'Duramax 6.6L Turbo-Diesel V8' axle 3.42, column Double Cab Long Bed 4x4
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