Specifications Comparison: 2008 GMC Sierra 3500 vs 2019 GMC Sierra 3500

Gas Tank Size

Trim	Eng.	Drive train	Fuel Tank Size (Gal)	Fuel Tank Size (L)
HD 3500 Crew Cab SLE	6.0L V8	RWD	34.0	128.7
HD 3500 Crew Cab SLE	6.0L V8	4WD	34.0	128.7
HD 3500 Crew Cab SLT	6.0L V8	RWD	34.0	128.7
HD 3500 Crew Cab SLT	6.0L V8	4WD	34.0	128.7
HD 3500 Extended Cab SLE	6.0L V8	RWD	34.0	128.7
HD 3500 Extended Cab SLE	6.0L V8	4WD	34.0	128.7
HD 3500 Extended Cab SLT	6.0L V8	RWD	34.0	128.7
HD 3500 Extended Cab SLT	6.0L V8	4WD	34.0	128.7
HD 3500 Regular Cab SLE	6.0L V8	RWD	34.0	128.7
HD 3500 Regular Cab SLE	6.6L V8	4WD	34.0	128.7

Trim	Eng.	Drive train	Fuel Tank Size (Gal)	Fuel Tank Size (L)
HD 3500 Crew Cab 153.7"	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 167.7"	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 153.7"	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 167.7"	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 153.7" Denali	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 167.7" Denali	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 153.7" Denali	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 167.7" Denali	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 153.7" SLE	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 167.7" SLE	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 153.7" SLE	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 167.7" SLE	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 153.7" SLT	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 167.7" SLT	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab 153.7" SLT	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab 167.7" SLT	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab Denali	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab Denali	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab SLE	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab SLE	6.0L V8	4WD	36.0	136.3
HD 3500 Crew Cab SLT	6.0L V8	RWD	36.0	136.3
HD 3500 Crew Cab SLT	6.0L V8	4WD	36.0	136.3