Title:
Kubota 6C090-58960 oil pan assembly
Description:
The Kubota 6C090-58960 oil pan assembly is a drain plug sealing washer used in the engine oil pan (sump). It is installed between the drain plug and oil pan to create a tight, leak-proof seal, preventing engine oil leakage during and after oil changes.
Typically made from copper or soft crushable metal, this gasket deforms slightly when tightened, ensuring a secure seal that maintains proper oil levels and protects engine components.
Model Fitment:
The 6C090-58960 gasket is used across a very wide range of Kubota equipment (400+ models), including:
Compact Tractors
- B Series: B1700, B2100, B2301, B2601, B2920
- BX Series: BX1800, BX2200, BX2230, BX2670
L & M Series Tractors
- L2501, L2800, L3200, L3400, L3800
- MX4700, MX5000, MX5200
- M4900, M5140, M5400
Construction Equipment
- KX Series Excavators: KX016-4, KX36-3, KX41-2, KX61-3, KX71-3
- U Series mini excavators (various engines)
Utility Vehicles & Mowers
- RTV900, RTV-X900, RTV-X1100, RTV-X1140
- GR and ZD Series mowers
This gasket is widely used across Kubota diesel engines such as D905, D1005, V1505, V2203, and V2403.
Part Details:
- Part Number: 6C090-58960
- Part Type: Oil pan drain gasket / crush washer
- Application: Engine oil pan drain plug sealing
- Material: Copper or soft metal sealing washer
- Weight: ~0.01 lbs (≈ 5 g)
Key Functions:
- Creates leak-proof seal at oil drain plug
- Prevents oil seepage after servicing
- Maintains correct engine oil levels
- Protects engine and environment from oil leaks
Alternate Names:
- Drain plug washer
- Sump plug washer
- Oil drain gasket
- Crush washer
Cross References:
- 6C090-58960 (standard OEM format)
- 6C09058960 (no dash variant)
