203-9730 Drive Train Gasket Kit for Caterpillar D250B D300B D350C D35C

Restore reliable sealing performance with the WINSCHEN 203-9730 Drive Train Gasket Kit. This premium aftermarket replacement supports professional Caterpillar maintenance and repair.

Key Features

Direct Replacement: Referenced to Caterpillar part number 203-9730 for compatible service applications.
Reliable Sealing: Selected aftermarket sealing components help maintain dependable performance during scheduled repair and overhaul work.
Maintenance Value: A practical replacement option that helps restore operation and reduce machine downtime.

Compatible Caterpillar Models

Caterpillar Models: D250B, D300B, D350C & D35C

Seal Kit Related Parts

Part No	Qty	Parts name
1P-9270	1	GASKET
4H-2719	2	GASKET
0L-1124	1	GASKET-PLUG
7U-7368	1	HOLDER AS-SEAL&
2U-1574	2	SEAL O RING
2U-5345	3	SEAL O RING
2U-5339	1	SEAL O-RING
6U-1852	1	SEAL PISTON
6U-1851	1	SEAL ROD WIPER
5P-1086	1	SEAL-LIP TYPE
8S-7928	1	SEAL-LIP TYPE
4F-7391	1	SEAL-O RING
2H-6338	1	SEAL-O-RING
2U-5354	1	SEAL-O-RING
2U-5355	1	SEAL-O-RING
2U-5356	1	SEAL-O-RING
3S-9896	1	SEAL-O-RING
4L-9564	1	SEAL-O-RING

Specifications

Part Number	203-9730 (2039730)
Part Type	Drive Train Gasket Kit
Application	Transmission Output Transfer Gear
Brand	WINSCHEN
Country of Origin	China
SKU	CTC-203-9730
MOQ	1 SET
Delivery Time	1-3 business days

To ensure proper fitment, please verify the exact machine model, serial number and original part number with our support team before purchasing. Fast global shipping is available to keep your 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 and machine model through our inquiry form or WhatsApp.