Generator gear end spring is for 3-brush generator.
Fits:
EL 1936-1940
FL 1941-1957
UL 1937-1948
VL 1930-1934
UOM: PK
Country Of Origin: USA
OEM Cross Reference: 31040-31,1647-31B
Accessory Items:
31-3956 – Chrome Exhaust Clamp Kit
32-0199 – Chrome Generator End Brush Band
32-0431 – Generator 2-Brush Deluxe Repair Kit