LSPD Motorcycle Unit Uniform

You can unlock the uniform as Cop Uniform after Barbara 100% girfriend progress

To accurately matched the uniform:
open clothes.dat by using a notepad and then go to the line
SETC policetr feet shoe shoedressblk
replace it with
SETC policetr feet biker biker
scroll down to the line in the section #change legs model when wearing boots
ENDIGNORE chonger
ENDIGNORE boxingshort
ENDIGNORE shorts
ENDIGNORE cutoff
and add a new line below the line above
IGNORE policetr
HIDE biker legs worktrboot -
ENDIGNORE policetr
save the clothes.dat

you can replace it with any t-shirt or shirt model/clothes on CJ's wardrobe. You can modify and upload the files as you please on another modding sites but shows the original credits or link to this creation.