One New Aftermarket Replacement Vented Fuel Cap Fits Kubota Tractors, Mowers, and Excavators
This plastic vented diesel fuel tank cap is a direct aftermarket replacement Fits Kubota tractors, mowers, and compact excavators. The vented design allows air to enter the tank as fuel is consumed, preventing vacuum lock in the fuel system. Replaces OEM part number 66621-54820.
Specifications
- Inside Diameter: 55.88 mm (2-1/4 in)
- Outside Diameter: 68.5 mm
- Height: 24.4 mm
- Material: Plastic threaded cap, vented
- For diesel fuel tanks only
Compatible Models
Fits Kubota Tractors (B Series): B4200, B5100, B6100, B7100, B7100D, B7100HST-D, B7100HST-E
Fits Kubota Tractors (L Series): L1802, L2002, L2202, L2402, L2602, L3202
Fits Kubota Mowers (G Series): G3200, G4200, G5200, G6200
Fits Kubota Excavators: KH007H
Replaces Part Number(s):
66621-54820
Aftermarket Interchange Numbers
FSG80-0142
New aftermarket replacement part – not remanufactured, not used.








