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Shop Genuine OEM Parts by Leading Equipment Brands

Maintain the absolute mechanical integrity, safety ratings, and performance benchmarks of your industrial fleet by sourcing from our extensive inventory of Genuine OEM Parts by Leading Equipment Brands. At BB Overstock, we know that exact factory engineering matters when minimizing downtime. We specialize in bringing you authentic overstock and surplus components from the world's most trusted heavy equipment and commercial vehicle manufacturers.

Sourced From the Industry's Most Trusted Names:

  • Heavy Machinery Leaders: Genuine Caterpillar (CAT) ground engaging tools (G.E.T.), durable JCB hub seals and bearings, and premium John Deere intercooler air hoses.
  • Commercial Trucking & Powertrains: Authentic Cummins engine sensors and wiring kits, rugged Volvo and Mack components, and direct-fit Freightliner hardware.
  • System-Critical Infrastructure: Premium Bendix air brake valves, industrial Donaldson ventilation filtration, and genuine Meritor driveline components.

By opting for original equipment manufacturer (OEM) overstock components instead of risky aftermarket lookalikes, you ensure a flawless first-time fit while protecting your machinery's long-term resale value. Explore our manufacturer-specific catalogs to secure dealership-quality hardware at significant warehouse savings.

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Genuine Cummins 3697435 Multi-Purpose O-Ring Seal | Fits X12, ISG11, ISG12
Genuine Cummins 3697435 Multi-Purpose O-Ring Seal | Fits X12, ISG11, ISG12

Genuine Cummins 3697435 Multi-Purpose O-Ring Seal | Fits X12, ISG11, ISG12 | OEM New Old Stock

Regular price $9.91
Sale price $9.91 Regular price $25.99
Unit price
Genuine Cummins 4985660 Rectangular Seal Ring | Fits ISX15, QSX15, X15 | OEM New Old Stock
Genuine Cummins 4985660 Rectangular Seal Ring | Fits ISX15, QSX15, X15 | OEM New Old Stock

Genuine Cummins 4985660 Rectangular Seal Ring | Fits ISX15, QSX15, X15 | OEM New Old Stock

Regular price $8.96
Sale price $8.96 Regular price $17.90
Unit price
Genuine Cummins 3803682 Fuel Injector Wiring Harness Kit | Fits N14, M11, L10 CELECT
Genuine Cummins 3803682 Fuel Injector Wiring Harness Kit | Fits N14, M11, L10 CELECT

Genuine Cummins 3803682 Fuel Injector Wiring Harness Kit | Fits N14, M11, L10 CELECT

Regular price $24.98
Sale price $24.98 Regular price $58.68
Unit price
Genuine Cummins 2894827 Fuel Injector Supply Connector | ISX12, QSX15, X15 | EPA13 OEM
Genuine Cummins 2894827 Fuel Injector Supply Connector | ISX12, QSX15, X15 | EPA13 OEM

Genuine Cummins 2894827 Fuel Injector Supply Connector | ISX12, QSX15, X15 | EPA13 OEM

Regular price $77.87
Sale price $77.87 Regular price $107.37
Unit price
John Deere Genuine Intercooler Air Hose R164193 | 3" ID x 5.5" Length | Fits 8100-8520, 644H/J
John Deere Genuine Intercooler Air Hose R164193 | 3" ID x 5.5" Length | Fits 8100-8520, 644H/J

John Deere Genuine Intercooler Air Hose R164193 | 3" ID x 5.5" Length | Fits 8100-8520, 644H/J

Regular price $57.60
Sale price $57.60 Regular price $84.00
Unit price
CAT C7 Fuel Injector Wiring Harness | Caterpillar 222-5917 | Fits 3126B, 3126E Engines
CAT C7 Fuel Injector Wiring Harness | Caterpillar 222-5917 | Fits 3126B, 3126E Engines

CAT C7 Fuel Injector Wiring Harness | Caterpillar 222-5917 | Fits 3126B, 3126E Engines

Regular price $42.63
Sale price $42.63 Regular price $95.00
Unit price
ABS Relay Valve Replacement for Wabco 4721950330 | Brand New | No Core Charge
ABS Relay Valve Replacement for Wabco 4721950330 | Brand New | No Core Charge

ABS Relay Valve Replacement for Wabco S4721950330 | Brand New | No Core Charge

Regular price $69.96
Sale price $69.96 Regular price $279.95
Unit price
Mack Accelerator Pedal Position Sensor 699-5501 | Fits MRU (2010-2016) | Replaces 21915482, 82734051
Mack Accelerator Pedal Position Sensor 699-5501 | Fits MRU (2010-2016) | Replaces 21915482, 82734051

Mack Accelerator Pedal Position Sensor 699-5501 | Fits MRU (2010-2016) | Replaces 21915482, 82734051

Regular price $74.96
Sale price $74.96 Regular price $217.12
Unit price
Kenworth 3799344, Mack HLK2007, and PACCAR 23-13857.
Kenworth 3799344, Mack HLK2007, and PACCAR 23-13857.

Heavy Duty Hood Latch for Kenworth T660 & Mack CH, CXN, CV | Replaces 3799344 | Aftermarket

Regular price $19.96
Sale price $19.96 Regular price $79.00
Unit price
Volvo D11 D13 Belt Tensioner 23669027 | Fits VNL VNM VHD VAH | Aftermarket Replacement
Volvo D11 D13 Belt Tensioner 23669027 | Fits VNL VNM VHD VAH | Aftermarket Replacement

Volvo D11 D13 Belt Tensioner 23669027 | Fits VNL VNM VHD VAH | Aftermarket Replacement

Regular price $52.96
Sale price $52.96 Regular price
Unit price
High-quality replacement Hub Cap Assembly designed to fit Stemco 343-4195
High-quality replacement Hub Cap Assembly designed to fit Stemco 343-4195

Aftermarket Hub Cap Kit for Stemco 343-4195 | 6-Bolt Pattern with Gasket & Plug

Regular price $19.98
Sale price $19.98 Regular price $50.49
Unit price
Cummins 3026426 Aftercooler Gasket | Genuine K19 K38 K50 OEM
Cummins 3026426 Aftercooler Gasket | Genuine K19 K38 K50 OEM

Genuine Cummins 3026426 Aftercooler Flange Gasket - For K19, K38, K50, QSK19 Engine

Regular price $2.09
Sale price $2.09 Regular price
Unit price
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