Construction Equipment Parts – Surplus & Overstock OEM
Finding genuine OEM parts for construction equipment shouldn't require a dealership appointment or a three-week wait. BB Overstock Parts stocks surplus, overstock, and new-old-stock (NOS) OEM parts for CAT, JCB, Doosan, John Deere, Hitachi, and other major construction equipment brands — ready to ship, at prices well below dealer cost.
Our construction equipment inventory covers excavators, backhoe loaders, dozers, skid steers, asphalt pavers, and more. Every part in stock is genuine OEM or verified-quality surplus — not knock-off aftermarket. When you order here, you get the part that was designed for the machine.
Quantities are limited by nature. Surplus and overstock inventory doesn't restock on a schedule. If you see it, it's available now. If you need help confirming a part number or fitment before ordering, contact us — we're happy to help.
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CAT 8F-3469 Seal- O-Ring Caterpillar 8F3469 (2-Pack)
CAT 8F-6711: 56.74mm Inside Diameter Seal-O-Ring Caterpillar 8F6711
CAT 7F-8267: 47.22mm Inner Diameter Seal-O-Ring Caterpillar 7F8267
CAT 4M-8303 Seal-O-Ring Caterpillar 4M8303 (2-pack)
CAT 4D-3107 Seal-O-Ring Caterpillar 4D3107 (3-Pack)
CAT 4M-8303 Seal-O-Ring Caterpillar 4M8303
CAT 5F-9657 Seal-O-Ring 36.09mm ID Caterpillar 5F9657 (2-Pack)
3S-9233 CAT Seal-O-Ring Caterpillar 3S9233
CAT 2K-8199 Seal-O-Ring 28.24mm ID Caterpillar 2K8199
CAT 1H-9696 Seal-O-Ring 44.04mm ID Caterpillar 1H9696
CAT 9W-1908 Transmission Selector Switch for Caterpillar 777 Off-Highway Truck
CAT 6V-7621 Rotary Latch Caterpillar 6V7621 Loader/Dozer
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