5J-8200-3K Hydraulic Cylinder Seal Kit for Caterpillar CAT 966D 966F D4H 12G

5J-8200-3K Hydraulic Cylinder Seal Kit for Caterpillar Equipment

Eliminate hydraulic fluid leaks and restore peak machine performance with this professional-grade 5J-8200-3K hydraulic cylinder seal kit. Specifically engineered for a vast range of Caterpillar (CAT) heavy equipment, including 966 series wheel loaders, D4/D5 series dozers, and G/H series motor graders, this kit provides a high-performance sealing solution for critical lift, tilt, and steering cylinders. Manufactured by WINSCHEN using premium-grade elastomeric materials, these seals are built to withstand extreme pressure and harsh job site conditions.

Key Features

Maximum Leak Protection: Precision-engineered seals prevent fluid bypass and cylinder drift, ensuring safe, responsive, and accurate attachment control.
Direct OEM Fit: Designed to match Caterpillar factory specifications exactly for a quick, hassle-free overhaul, reducing labor costs and machine downtime.
Industrial-Grade Durability: Superior resistance to high hydraulic pressure surges and abrasive contaminants like dirt, mud, and grit.
Complete Service Kit: Includes all essential rod seals, piston seals, and O-rings (8C-9124, 8C-9133) required for a comprehensive cylinder rebuild.
Cost-Effective Reliability: Delivers original equipment quality at a competitive aftermarket price, maximizing your fleet’s ROI and operational lifespan.

Compatible Equipment Models

Wheel Loaders: 920, 930, 950, 966D, 966F, 966G, 970F, 972G Track-Type Tractors (Dozers) : D3B, D4E, D4H, D4H XL, D5H, D5H XL, D5M, D5N, D6M Caterpillar

Motor Graders: 12G, 12H, 120H, 130G, 140G, 140H, 14G, 16G, 160G Caterpillar

Backhoe Loaders: 416B, 416C, 426B, 426C, 428B, 428C, 436C, 438C, 446B Caterpillar

Excavators: 215, 215B, 215C, 215D, 225, 245 Caterpillar

Track Loaders: 931B, 931C, 935C, 939, 941, 943, 951B, 953C, 963, 973 Wheel Scrapers & Caterpillar

Tractors: 613, 613B, 613C Caterpillar

Articulated Trucks: D250B, D250E, D300E, D350E, D400E Caterpillar

Seal Kit Related Parts

Part No	Qty	Parts name
5J-8200	1	SEAL-U-CUP
8C-9124	1	SEAL
8C-9133	1	SEAL

Specifications

Part Number	5J-8200-3K (5J82003K)
Part Type	Hydraulic Cylinder Seal Kit / Service Kit
Application	Hydraulic Cylinder Rebuild
Brand	WINSCHEN
Country of Origin	China
SKU	CTC-5J-8200-3K
MOQ	1 SET
Delivery Time	1-3 business days

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