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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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Two LED warning lights, one green and one amber, on a white background.
Two LED warning lights, one green and one amber, on a white background.

Better Viz 6" Oval LED Amber/Green Strobe Light | Grommet Mount Warning Signal | 10-30V DC

Regular price $29.63
Sale price $29.63 Regular price $69.00
Unit price
Better-Viz BV-21UT Ultra-Thin LED Strobe Light - Amber/Green 4.5
Better-Viz BV-21UT Ultra-Thin LED Strobe Light - Amber/Green 4.5
Better-Viz 3-Pin PL-3 to Weather-Tite Light Adapter | No-Cut Pigtail
Better-Viz 3-Pin PL-3 to Weather-Tite Light Adapter | No-Cut Pigtail

Better-Viz 3-Pin Trailer Light Adapter - PL-3 to Weather-Tite Plug - No-Cut Pigtail

Regular price $9.50
Sale price $9.50 Regular price $19.97
Unit price
Yellow Whelen lightbar with packaging and documentation on a white background
Yellow Whelen lightbar with packaging and documentation on a white background

Whelen Century Series 23" Amber LED Mini Light Bar - Stud Mount, (12VDC (MC23SA)

Regular price $398.23
Sale price $398.23 Regular price $665.98
Unit price
Wiring harness with connectors on a white background
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33.46in 12V/24V Pure Copper Cigarette Lighter Socket Extension Cord - 20A Fused

Regular price $16.99
Sale price $16.99 Regular price $26.00
Unit price
3.28ft. SAE to Cigarette Lighter Plug Extension Cable 16AWG, with Switch, 12V-24VDC
3.28ft. SAE to Cigarette Lighter Plug Extension Cable 16AWG, with Switch, 12V-24VDC

3.28ft SAE to Cigarette Lighter Plug Extension Cable, 16AWG with Switch (12V/24V, 15A Fuse)

Regular price $17.99
Sale price $17.99 Regular price $26.99
Unit price
Timken tapered roller bearings with packaging on a textured surface
Timken tapered roller bearings with packaging on a textured surface

Genuine Timken JLM104910 Tapered Roller Bearing Cup (JLM1049TRB Series)

Regular price $13.95
Sale price $13.95 Regular price $17.00
Unit price
WABCO Tractor Protection Valve Manifold Style
WABCO Tractor Protection Valve Manifold Style

Genuine Meritor WABCO RKN34101 Tractor Protection Valve - No Core Charge (NOS)

Regular price $239.62
Sale price $239.62 Regular price $470.00
Unit price
Genuine Bendix 287114X R-8P Pressure Equalizing Relay Valve (No Core Charge) with OEM Label
Genuine Bendix 287114X R-8P Pressure Equalizing Relay Valve (No Core Charge) with OEM Label

Genuine Bendix 287114X R-8P Pressure Equalizing Relay Valve (No Core Charge)

Regular price $86.87
Sale price $86.87 Regular price $215.00
Unit price
TZ-401 Heavy Duty Back-up Alarm | 12V-24V Waterproof Reverse Siren
TZ-401 Heavy Duty Back-up Alarm | 12V-24V Waterproof Reverse Siren

TZ-401 Heavy Duty Back-up Alarm | 12V-24V Waterproof Reverse Siren

Regular price $19.34
Sale price $19.34 Regular price $34.95
Unit price
Title: Genuine Red Dot RD-5-6868-0 Block-Type A/C Expansion Valve – OEM Heavy-Duty HVAC
Title: Genuine Red Dot RD-5-6868-0 Block-Type A/C Expansion Valve – OEM Heavy-Duty HVAC

Genuine Red Dot RD-5-6868-0 Block-Type A/C Expansion Valve – OEM Heavy-Duty HVAC

Regular price $29.96
Sale price $29.96 Regular price $48.43
Unit price
Genuine CAT 107-3378 Grooved Pin | J550 Bucket Tooth OEM Surplus with OEM Parts label
Genuine CAT 107-3378 Grooved Pin | J550 Bucket Tooth OEM Surplus with OEM Parts label

Genuine CAT 107-3378 Grooved Pin G.E.T. – OEM Caterpillar J550 Series Bucket Tooth Locking Pin

Regular price $14.95
Sale price $14.95 Regular price $22.00
Unit price
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