123-2145 Swing Motor Seal Kit for Caterpillar 312C 312D 315C Excavators

123-2145 Swing Motor Seal Kit for Caterpillar Equipment

Address hydraulic fluid leaks and restore proper swing motor performance with the WINSCHEN 123-2145 Seal Kit. Engineered to meet the rigorous operational standards of Caterpillar 312B, 312C, 312D, and various other excavator series, this aftermarket service kit provides the essential elastomeric components required to fully rebuild and maintain your hydraulic swing motor assemblies.

Key Features

Direct Replacement: Manufactured to precise OEM dimensional tolerances, ensuring a seamless fit and straightforward installation as a direct replacement for Caterpillar part number 123-2145.
Industrial Durability: Constructed from fluid-resistant polyurethane and high-grade rubber compounds designed to withstand continuous internal friction, high pressure spikes, and environmental contaminants typical in earthmoving applications.
Cost-Effective Maintenance: A highly functional aftermarket alternative that meets original equipment specifications, providing a reliable solution for hydraulic motor rebuilding and minimizing routine equipment downtime.

Compatible Equipment Models

Excavators: 311B, 311C, 311D LRR, 312B, 312B L, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313B, 313D, 313D2, 313D2 LGP, 314C, 314D CR, 314D LCR, 314E CR, 314E LCR, 315B, 315B L, 315C, 315D L, 316E L, 317B LN, 318B Caterpillar

Seal Kit Related Parts

Part No	Qty	Parts name
099-0321	1	SEAL-LIP TYPE
6F-4718	2	SEAL-O-RING
095-1784	2	RING-BACKUP
095-1592	2	SEAL-O-RING
095-1789	2	RING
095-1579	3	SEAL-O-RING

Specifications

Part Number	123-2145 (1232145)
Part Type	Swing Motor Seal Kit / Service Kit
Application	Hydraulic Cylinder Rebuild
Brand	WINSCHEN
Country of Origin	China
SKU	CTC-123-2145
MOQ	1 SET
Delivery Time	1-3 business days

To ensure proper fitment, please verify your machine exact model and original hydraulic motor configuration with our support team prior to purchasing. We offer fast global shipping to keep your heavy machinery operating efficiently.

Related Caterpillar Seal Kit Categories

Browse more Caterpillar replacement parts or compare other hydraulic cylinder seal kits. For fitment confirmation, send the OEM part number, machine model through our inquiry form or WhatsApp.