Shipment News: Aftermarket CAT 209-6058 Slipper Piston Motor Fits Caterpillar Excavator 365B II 365C 385B 365B L 365B

Shipment News: Aftermarket CAT 209-6058 Slipper Piston Motor Fits Caterpillar Excavator 365B II 365C 385B 365B L 365B

NINGBO, China – October 16, 2026 — PHPFluid, your trusted supplier of premium aftermarket hydraulic components for heavy machinery, announces the ready shipment of our replacement CAT 209-6058 axial slipper piston hydraulic motor, specially manufactured to meet the strict quality standards demanded by North American and European heavy equipment service fleets, rental companies and repair shops.

This 209-6058 hydraulic piston motor serves as the cooling fan drive motor for large Caterpillar excavators, built as a direct aftermarket drop-in replacement with identical mounting dimensions, port layout and shaft specification to the original unit, eliminating modification work during on-site overhaul.

Compatible Equipment Models---direct fit for Caterpillar large excavator series:

- Caterpillar 365B

- Caterpillar 365B II / 365B L Series II

- Caterpillar 365C

- Caterpillar 385B

Core Technical Specifications

Application Scenarios

Designed for heavy-duty continuous operation in demanding job sites across Europe and North America:

• Quarry & stone mining excavation

• Large earthmoving and highway infrastructure projects

• Demolition & heavy construction sites

• Landfill & material handling operations

• Equipment rental fleet maintenance & scheduled overhaul

• Emergency breakdown repair for Cat 365 / 385 series excavators

Large frame Cat excavators run under high-load cycles, and the fan piston motor is critical to maintain stable hydraulic oil & engine temperature. Poor-quality replacement motors often suffer from internal leakage, overheating, short service life and unexpected downtime. Our PHPFluid 209-6058 slipper piston motor adopts precision grinding on friction pairs and advanced heat treatment technology, delivering stable fan speed control, low noise and excellent wear resistance, helping customers cut equipment downtime and long-term maintenance cost without paying premium OEM pricing.

About PHPFluid

Ningbo PHP Hydraulics Co., Ltd. (PHPFluid) focuses on aftermarket hydraulic replacement parts for construction machinery. We supply high‑quality piston pumps, vane pump cartridge kits, hydraulic motors and related spare parts for heavy‑equipment distributors and service partners across North America, Latin America and global markets, balancing dependable quality and competitive total‑cost‑of‑ownership for end‑users.

As a professional global supplier of aftermarket hydraulic components, focuses on offering high-quality replacement pumps, motors and spare parts for mainstream brands including Rexroth, Danfoss, Vickers, Caterpillar, Volvo, Kawasaki, Komatsu, and other major brands.

Inquiry CTA

For inquiries and customized quotations of Caterpillar series hydraulic piston pumps, motors and other aftermarket hydraulic spare parts, please feel free to contact our professional sales team.

Pls contact us directly by：

Tel./WhatsApp/WeChat: +86 138 6780 9523

Email: wfu@phpfluid.com

we can discuss the details, thanks.

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