Depends on the year, but most are around 35 gallons.
A 3500 pick up will hold around five gallons. A 3500 cab and chassis will hold about eight gallons.
Short bed holds 34 gallons Long bed holds 35 gallons
After 1996, they hold 20 gallons
12 gallons
17
18 gallons
30 gallons
22 gallons.
Close to 10 gallons
20 gallons
12 Gallons
20 Gallons