Pilot Pump of Rexroth A8vo140 for Repairing The Excavator Dh370--9 Teeth Gear Pump

This integrated pilot‑charge gear pump matches Rexroth A8VO140 main piston pump for 37‑ton heavy excavators. It supplements hydraulic oil to avoid main‑pump cavitation and provides stable pilot pressure for displacement adjustment. Precision 13‑tooth internal spline ensures synchronous power transmission. Optimized gear pairs reduce internal leakage. OEM‑identical mounting enables direct replacement to cut heavy‑equipment field maintenance downtime.

Product Parameters

Rexroth A8vo140 Pilot Pump Application

Purpose‑built for Doosan DH370‑7, DH370‑9 and Solar340LC‑V heavy excavators. It delivers steady charge flow and pilot signal during mining, earth‑moving and heavy‑loading tasks. Full interchangeability supports fast on‑site replacement and maintains reliable main‑pump response under harsh construction‑site conditions.

Company Profile

Runhe Hydraulics focuses on manufacturing robust hydraulic spare parts for excavators. Our hydraulic cylinders, motors and pumps boast stable operation and precise stroke execution. A complete product range ensures seamless substitution for mainstream original component standards. We accommodate OEM customization, offer global delivery and professional after‑sales care to serve heavy‑machinery clients across the globe with trustworthy hydraulic system solutions.