07155-01025 Wear Ring for Komatsu Excavators PC300 PC400 Bulldozers D155A

07155-01025 Wear Ring – High-Quality Aftermarket Replacement for Komatsu Equipment

Protect the piston and cylinder bore in your Komatsu machine with this premium aftermarket 07155-01025 wear ring (also known as guide ring). Engineered as a direct OEM replacement, it prevents metal-to-metal contact, reduces friction and scoring, and extends the life of hydraulic cylinders in heavy-duty applications.

Key Features

Reduces Cylinder Wear: Acts as a durable guide to prevent piston scoring and extend seal and cylinder life.
Direct Fit Installation: Matches genuine Komatsu dimensions for quick replacement – minimize downtime during cylinder repair.
Built Tough for Heavy Duty Use: High-strength material resists abrasion, high pressure, and extreme temperatures.
Cost-Effective Alternative: OEM-level protection at aftermarket pricing – ideal for routine maintenance and fleet repairs.
Fast Shipping: In stock and ready to ship within 1-3 days.

Compatible Equipment Models

Bulldozers: D155A-6, D155AX-6, D155AX-6A, D155W-1 Komatsu

Excavators: PC300, PC300LC, PC400, PC400LC Other: BR500JG-1, D31Q series, HD680-2, HD785-2 Komatsu

Specifications

Part Number	07155-01025 (0715501025)
Part Type	Wear Ring / Guide Ring (Piston)
Application	Heavy Equipment Maintenance
Brand	WINSCHEN
Country of Origin	China
SKU	KOM-07155-01025
MOQ	1 PCS
Delivery Time	1-3 business days

Questions? Contact us for fitment confirmation or bulk pricing. We stand behind our parts with fast shipping and easy returns.

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Browse more Komatsu replacement parts or compare other hydraulic seals. For fitment confirmation, send the OEM part number, machine model and serial number through our inquiry form or WhatsApp.