T20 Wedge Bulb RED (3157)


RED Stop / tail Bulb

T20 Wedge ( 3157 ) 12V 21w / 5w

This listing is for a single RED stop tail bulb ( 21w / 5w )

This bulb has 2 filaments inside one for the STOP function and one for the TAIL light function.

These bulbs are ideal for use with clear lenses.

These bulbs are not E Marked but will pass an MOT.

PLEASE NOTE - Check the diameter of the opening in your light as there are bulbs with the same base but a smaller 'BULB'

You can see in the picture this bulb is the 3157 and is larger than the 7443 type. If you are not sure which one is correct buy the 7443 as it will work in both applications.

Fitting Details

Push the bulb into the socket - the bulbs can be fitted either way around.

Which Vehicles will this fit ?

Please check you bulb against the pictures - you bulb may have a plastic base but this bulb can still be used as long as the dimensions look correct.

Bulb Specification Table

Part Number
Lens Material
3157 / T20 large Wedge
Base Pin Configuration
3157 - see pics
Lens Colour
RED Coating
Base Diameter
See Picture
E Mark Approved
Operating voltage
12 Volts
Function 1 Power
Function 2 Power