Dirks1364 – Peterbilt 359/379 Electric Window Regulator, LH factory location. RH if converting to electric.

Description ’88-’05 also fits 378 & 357 R21-6011 will fit a 359 and would require Dirks1550 glass support RECOMMENDED TO FIT THE RIGHT HAND DOOR WHEN CONVERTING FROM MANUAL WINDOWS TO CLEAR THE EXTERIOR DOOR HANDLE ***Photo of green door is of Dirks1365 installed in Driver’s door for conversion from manual to electric.