Specifications Comparison: 2018 Chevrolet Suburban vs 2021 Chevrolet Suburban

Headroom

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)	3rd Row Headroom (in)
Fleet	5.3L V8		42.8	39.1	38.5
Fleet	5.3L V8		42.8	39.1	38.5
LS	5.3L V8	RWD	42.8	39.1	38.5
LS	5.3L V8	4WD	42.8	39.1	38.5
LT	5.3L V8	RWD	42.8	39.1	38.5
LT	5.3L V8	4WD	42.8	39.1	38.5
Premier	5.3L V8	RWD	42.8	39.1	38.5
Premier	5.3L V8	4WD	42.8	39.1	38.5
LS	V8		42.8	39.1	38.5
LT	V8		42.8	39.1	38.5

Trim	Eng.	Drive train	1st Row Headroom (in)	2nd Row Headroom (in)	3rd Row Headroom (in)
Fleet	5.3L V8		42	38	38
Fleet	I6		42	38	38
Fleet	5.3L V8		42	38	38
Fleet	I6		42	38	38
High Country	6.2L V8	RWD	42	38	38
High Country	3.0L I6	RWD	42	38	38
High Country	6.2L V8	4WD	42	38	38
High Country	3.0L I6	4WD	42	38	38
LS	5.3L V8	RWD	42	38	38
LS	3.0L I6	RWD	42	38	38
LS	5.3L V8	4WD	42	38	38
LS	3.0L I6	4WD	42	38	38
LT	5.3L V8	RWD	42	38	38
LT	3.0L I6	RWD	42	38	38
LT	5.3L V8	4WD	42	38	38
LT	3.0L I6	4WD	42	38	38
Premier	5.3L V8	RWD	42	38	38
Premier	3.0L I6	RWD	42	38	38
Premier	5.3L V8	4WD	42	38	38
Premier	3.0L I6	4WD	42	38	38
RST	5.3L V8	RWD	42	38	38
RST	3.0L I6	RWD	42	38	38
RST	5.3L V8	4WD	42	38	38
RST	3.0L I6	4WD	42	38	38
Z71	5.3L V8	4WD	42	38	38

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)	3rd Row Headroom (cm)
Fleet	5.3L V8		108.7	99.3	97.8
Fleet	5.3L V8		108.7	99.3	97.8
LS	5.3L V8	RWD	108.7	99.3	97.8
LS	5.3L V8	4WD	108.7	99.3	97.8
LT	5.3L V8	RWD	108.7	99.3	97.8
LT	5.3L V8	4WD	108.7	99.3	97.8
Premier	5.3L V8	RWD	108.7	99.3	97.8
Premier	5.3L V8	4WD	108.7	99.3	97.8
LS	V8		108.7	99.3	97.8
LT	V8		108.7	99.3	97.8

Trim	Eng.	Drive train	1st Row Headroom (cm)	2nd Row Headroom (cm)	3rd Row Headroom (cm)
Fleet	5.3L V8		106	96	96
Fleet	I6		106	96	96
Fleet	5.3L V8		106	96	96
Fleet	I6		106	96	96
High Country	6.2L V8	RWD	106	96	96
High Country	3.0L I6	RWD	106	96	96
High Country	6.2L V8	4WD	106	96	96
High Country	3.0L I6	4WD	106	96	96
LS	5.3L V8	RWD	106	96	96
LS	3.0L I6	RWD	106	96	96
LS	5.3L V8	4WD	106	96	96
LS	3.0L I6	4WD	106	96	96
LT	5.3L V8	RWD	106	96	96
LT	3.0L I6	RWD	106	96	96
LT	5.3L V8	4WD	106	96	96
LT	3.0L I6	4WD	106	96	96
Premier	5.3L V8	RWD	106	96	96
Premier	3.0L I6	RWD	106	96	96
Premier	5.3L V8	4WD	106	96	96
Premier	3.0L I6	4WD	106	96	96
RST	5.3L V8	RWD	106	96	96
RST	3.0L I6	RWD	106	96	96
RST	5.3L V8	4WD	106	96	96
RST	3.0L I6	4WD	106	96	96
Z71	5.3L V8	4WD	106	96	96