DOT main test items and requirements of motorcycle


(1) Main test items:

SN.

Test items

Reference standards

General Requirements

1

Brake test

FMVSS 122

Brake structure, performance of front and rear brakes, wet brake

2

Lamps

FMVSS 108

Requirements on lamps, lighting and lamp installation

3

Controls and displays

FMVSS 123

Requirements on symbols, function and colors.

4

Rear visibility

FMVSS 111

Requirements on radius of curvature, installation size.

5

Brake hose

FMVSS 106

Requirements on Labeling, Constriction test and maximum expansion



(2) Requirements on installation of lamps:

Part 1: Lamps, reflectivedevices, and associatedequipment installation

TEST ITEM

NUMBER

COLOR

LENS AREA(mm2)

HEIGHT(mm)

MIN

MAX

 Headlamp

1 or 2

White

N/A

559

1372

 Tail Lamp 

1

Red

≥1290

380

1830

 Stop Lamp 

1

Red

≥2258

380

1830

Reflex Reflector

 Front Sides

2

Amber

N/A

N/A

380

1530

 Rear Sides 

2

Red

N/A

N/A

380

1530

 Rear

1

Red

N/A

N/A

380

1530

Turn Signals

 Front

2

Amber

≥2258

 

380

2110

 Rear

2

Amber

≥2258

 

380

2110


Part 2: Turn Signal Lamp DistanceDistance of turn signal lamps

MEASUREMENT (mm)

Requirements

 

FRONT

REAR

Distance between the centerline of two turn signal lamps

≥400

≥230