Where to buy
Supersessions & cross-references
Cross-reference (aftermarket)U55-4 find KX057 find KX080 find 25090 FridayParts $7.50 SKV411 FridayParts $7.50 SN25090 FridayParts $7.50 KX040 find KX057-4 find KX080-4S find KX040-4 find KX080-4 find
Supersessions and aftermarket cross-references from marketplace/supplier listings — treat as leads. Verify the exact part for your serial number before ordering.
Engines using RD451-51940
1Related parts
1216631-43560 Fuel pre-filter element1K947-43172 Fuel filter element32143 Engine air filter element [C]1J508-1966-0 Filter assyA180418 emergency stop buttonA180427 silencer547100 Fuel pump (electrical)531002 Fuel filter element531001 Fuel filter assembly550000 Alternator and pulley assembly576501 Oil separator532500 Separator (fuel/water)