Part: 170-9918 hydraulic fan pump, listed by Caterpillar as a hydraulic piston pump and in parts literature as PUMP GP-PISTON.

Fitment: supplied against 374, 385C, 390C and 390D machines with C18 and 3456 engines, per trade parts data.

Supplied as: new HTD-brand replacement, made in China. MOQ 1 piece, wooden case, dispatch 5 to 8 working days.