2 x 585 WY21W Amber Capless Rear Indicator Light Bulb 382WA 12v 21w Push Fit
Part No: 585 Amber (Also Known as 382WA). 585 Amber WY21W 12v 21w Bulb. Base: W3x16D 20mm Capless - Push Fit. Watts: 21w. To Fit: Rear Indicator. listed you can compare your existing bulb to the one in the picture.