Add a touch of vintage style to your 1977-1980 Chevrolet or GMC truck with this black window crank from GM. Made of durable plastic with a textured finish, this window crank features a silver knob that perfectly matches the appearance of your vehicle's interior. Its easy installation with clips makes it a great DIY addition for any truck enthusiast. This rectangular-shaped window crank is a genuine GM product with OE/OEM part number 458030 and interchange part number 76914. Its placement on the front, front right, front left, and right sides of the vehicle ensures a universal fitment. Don't miss out on this functional and stylish accessory for your truck.