GMC SIERRA 2500 HD AT4/AT4X

Approval details

Approval number

MRE-000836

Compliance level

Complies

Report type

Specialist and Enthusiast Vehicles

Category

NB1

Build date range

2019–current

Source market

Canada

SEVS expiry

15/04/2028

Based on

• MRE-000836NB1 2019–current Expires 15/04/2028

Required modifications

Variants & specifications

SIERRA 2500 HD AT4

Field	Pre-modification	Post-modification
Motive power	ICE - Diesel Internal Combustion Engine	ICE - Diesel Internal Combustion Engine
Motor model	DURAMAX	DURAMAX
Engine configuration	V8	V8
Engine capacity (cc)	6600	6600
Transmission type	10-speed automatic	10-speed automatic
Transmission model	Allison	Allison
Drivetrain	4X4	4X4
Steering location	Left-hand-drive	Right-hand-drive
Length (mm)	6000-6369	6000-6369
Width (mm)	2015-2079	2015-2079
Height (mm)	2027-2100	2027-2100
Wheelbase (mm)	4039	4039
GroundClearance (mm)	230-295	230-295

Approved tyre & rim

Position	Tyre designation	Min rim size	Max rim size	Min rim offset	Max rim offset
1	275/70R18, 305/70R18, 275/65R20, 265/60R22	18	22	+40	+44
1	275/70R18, 305/70R18, 275/65R20, 265/60R22	18	22	+40	+44

Approval photos

SIERRA 2500 HD AT4X

Field	Pre-modification	Post-modification
Motive power	ICE - Diesel Internal Combustion Engine	ICE - Diesel Internal Combustion Engine
Motor model	DURAMAX	DURAMAX
Engine configuration	V8	V8
Engine capacity (cc)	6600	6600
Transmission type	10-speed automatic	10-speed automatic
Transmission model	Allison	Allison
Drivetrain	4X4	4X4
Steering location	Left-hand-drive	Left-hand-drive
Length (mm)	6000-6369	6000-6369
Width (mm)	2015-2079	2015-2079
Height (mm)	2027-2100	2027-2100
Wheelbase (mm)	4039	4039
GroundClearance (mm)	230-295	230-295

Approved tyre & rim

Position	Tyre designation	Min rim size	Max rim size	Min rim offset	Max rim offset
1	305/75R18	18	18	20	25
1	305/70R18	18	18	20	25

Approval photos