Specifications Comparison: 2018 Chevrolet Silverado 1500 vs 2008 Chevrolet Silverado 1500

Headroom

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Crew Cab Custom	4.3L V6	RWD	42.8	40.5
Crew Cab Custom	4.3L V6	4WD	42.8	40.5
Crew Cab High Country	5.3L V8	RWD	42.8	40.5
Crew Cab High Country	5.3L V8	4WD	42.8	40.5
Crew Cab LS	4.3L V6	RWD	42.8	40.5
Crew Cab LS	4.3L V6	4WD	42.8	40.5
Crew Cab LS SSV	4.3L V6	RWD	42.8	40.5
Crew Cab LS SSV	5.3L V8	4WD	42.8	40.5
Crew Cab LT	4.3L V6	RWD	42.8	40.5
Crew Cab LT	4.3L V6	4WD	42.8	40.5
Crew Cab LT eAssist	4.3L V6	RWD	42.8	40.5
Crew Cab LT eAssist	4.3L V6	4WD	42.8	40.5
Crew Cab LTZ	5.3L V8	RWD	42.8	40.5
Crew Cab LTZ	5.3L V8	4WD	42.8	40.5
Crew Cab LTZ eAssist	5.3L V8	4WD	42.8	40.5
Crew Cab Work	4.3L V6	RWD	42.8	40.5
Crew Cab Work	4.3L V6	4WD	42.8	40.5
Crew Cab Work SSV	4.3L V6	RWD	42.8	40.5
Crew Cab Work SSV	5.3L V8	4WD	42.8	40.5
Extended Cab Custom	4.3L V6	RWD	42.8	38.7
Extended Cab Custom	4.3L V6	4WD	42.8	38.7
Extended Cab LS	4.3L V6	RWD	42.8	38.7
Extended Cab LS	4.3L V6	4WD	42.8	38.7
Extended Cab LT	4.3L V6	RWD	42.8	38.7
Extended Cab LT	4.3L V6	4WD	42.8	38.7
Extended Cab LTZ	5.3L V8	RWD	42.8	38.7
Extended Cab LTZ	5.3L V8	4WD	42.8	38.7
Extended Cab Work	4.3L V6	RWD	42.8	38.7
Extended Cab Work	4.3L V6	4WD	42.8	38.7
Regular Cab LS	4.3L V6	RWD	42.4
Regular Cab LS	4.3L V6	4WD	42.4
Regular Cab LT	4.3L V6	RWD	42.4
Regular Cab LT	4.3L V6	4WD	42.4
Regular Cab Work	4.3L V6	RWD	42.4
Regular Cab Work	4.3L V6	4WD	42.4

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)
Crew Cab LS	4.8L V8	RWD	41.5	40.6
Crew Cab LS	4.8L V8	4WD	41.5	40.6
Crew Cab LT	4.8L V8	RWD	41.5	40.6
Crew Cab LT	4.8L V8	4WD	41.5	40.6
Crew Cab LTZ	5.3L V8	RWD	41.5	40.6
Crew Cab LTZ	5.3L V8	4WD	41.5	40.6
Extended Cab LS	4.8L V8	RWD	41.5	39.3
Extended Cab LS	4.8L V8	4WD	41.5	39.3
Extended Cab LT	4.3L V6	RWD	41.5	39.3
Extended Cab LT	4.8L V8	4WD	41.5	39.3
Extended Cab LTZ	5.3L V8	RWD	41.5	39.3
Extended Cab LTZ	5.3L V8	4WD	41.5	39.3
Regular Cab LT	4.8L V6	RWD	41.5
Regular Cab LT	4.8L V6	4WD	41.5

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Crew Cab Custom	4.3L V6	RWD	108.7	102.9
Crew Cab Custom	4.3L V6	4WD	108.7	102.9
Crew Cab High Country	5.3L V8	RWD	108.7	102.9
Crew Cab High Country	5.3L V8	4WD	108.7	102.9
Crew Cab LS	4.3L V6	RWD	108.7	102.9
Crew Cab LS	4.3L V6	4WD	108.7	102.9
Crew Cab LS SSV	4.3L V6	RWD	108.7	102.9
Crew Cab LS SSV	5.3L V8	4WD	108.7	102.9
Crew Cab LT	4.3L V6	RWD	108.7	102.9
Crew Cab LT	4.3L V6	4WD	108.7	102.9
Crew Cab LT eAssist	4.3L V6	RWD	108.7	102.9
Crew Cab LT eAssist	4.3L V6	4WD	108.7	102.9
Crew Cab LTZ	5.3L V8	RWD	108.7	102.9
Crew Cab LTZ	5.3L V8	4WD	108.7	102.9
Crew Cab LTZ eAssist	5.3L V8	4WD	108.7	102.9
Crew Cab Work	4.3L V6	RWD	108.7	102.9
Crew Cab Work	4.3L V6	4WD	108.7	102.9
Crew Cab Work SSV	4.3L V6	RWD	108.7	102.9
Crew Cab Work SSV	5.3L V8	4WD	108.7	102.9
Extended Cab Custom	4.3L V6	RWD	108.7	98.3
Extended Cab Custom	4.3L V6	4WD	108.7	98.3
Extended Cab LS	4.3L V6	RWD	108.7	98.3
Extended Cab LS	4.3L V6	4WD	108.7	98.3
Extended Cab LT	4.3L V6	RWD	108.7	98.3
Extended Cab LT	4.3L V6	4WD	108.7	98.3
Extended Cab LTZ	5.3L V8	RWD	108.7	98.3
Extended Cab LTZ	5.3L V8	4WD	108.7	98.3
Extended Cab Work	4.3L V6	RWD	108.7	98.3
Extended Cab Work	4.3L V6	4WD	108.7	98.3
Regular Cab LS	4.3L V6	RWD	107.7
Regular Cab LS	4.3L V6	4WD	107.7
Regular Cab LT	4.3L V6	RWD	107.7
Regular Cab LT	4.3L V6	4WD	107.7
Regular Cab Work	4.3L V6	RWD	107.7
Regular Cab Work	4.3L V6	4WD	107.7

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)
Crew Cab LS	4.8L V8	RWD	105.4	103.1
Crew Cab LS	4.8L V8	4WD	105.4	103.1
Crew Cab LT	4.8L V8	RWD	105.4	103.1
Crew Cab LT	4.8L V8	4WD	105.4	103.1
Crew Cab LTZ	5.3L V8	RWD	105.4	103.1
Crew Cab LTZ	5.3L V8	4WD	105.4	103.1
Extended Cab LS	4.8L V8	RWD	105.4	99.8
Extended Cab LS	4.8L V8	4WD	105.4	99.8
Extended Cab LT	4.3L V6	RWD	105.4	99.8
Extended Cab LT	4.8L V8	4WD	105.4	99.8
Extended Cab LTZ	5.3L V8	RWD	105.4	99.8
Extended Cab LTZ	5.3L V8	4WD	105.4	99.8
Regular Cab LT	4.8L V6	RWD	105.4
Regular Cab LT	4.8L V6	4WD	105.4