Metal Speedometer Cable Harley 45" WL WLA Flathead 1937-52 50" 67025-37 GuageMetal Speedometer Cable for Harley 45" WL WLA Flathead 1937 52 50" 67025 37 Gauge . Has a 5 8 male end and a female end on other for stock applications. Replaces Harley part # 67025 37 . Reproduction of the 67025 37 10mm thick 50? Steel wrapped speedometer cable used on 1937 to 1952 45 solo with stock rear wheel speedometer drive. This is the cable you need if you are using a factory female type speedo. The casing is 3 8" or 10mm thick. The finish is