1954-1955 Chevy Truck 1st Series Stainless Steel Tail Lights. How about this pair of tail lights for your favorite Chevrolet Pick-Up? They are just over 3 1/2" OD and 2 3/8" deep (not counting the studs). The 1/4" x 3/4" coarse thread mounting studs are 2" on center. The lens screws are 2 1/2" on center and slightly offset. The wiring harness is 7' long. They come with 1157 bulbs but we carry the 6V bulbs. This listing is for 2 assemblies as shown. We also have the matching stainless arms in straight and step down.