Crankshaft Bearings

Genuine Crankshaft Bearings for Diesel Engines by Onan, Cummins, and Fleetguard

Optimize your diesel power engine's longevity and performance with our premium Crankshaft Bearings. Crafted to meet strict OEM standards, these genuine crankshaft bearings deliver exceptional durability and smooth operation, essential for high-demand Onan, Cummins, and Fleetguard engines.

Crankshaft Bearings for Reliable Engine Function | Genuine Onan, Cummins & Fleetguard Parts

Our range includes main and connecting rod crankshaft bearings designed specifically for diesel engines, ensuring perfect fitment and superior wear resistance. Engineered for optimal load handling, these bearings reduce friction and protect your engine components from premature damage.

  • OEM-Quality Materials: Manufactured with premium alloys for enhanced strength and longevity.
  • Precision Fit: Designed to exact specifications for Onan, Cummins, and Fleetguard diesel engines.
  • Enhanced Engine Performance: Minimizes friction and wear, supporting efficient power output.

Why Choose Our Crankshaft Bearings? We provide only genuine, high-quality crankshaft bearings tailored for your diesel engine needs, backed by trusted brands and expert support to ensure maximum reliability and performance.

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  • ONAN 185-2022 - 1852022 CRANSHAFT STANDARD BEARING SET Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1852022 CRANSHAFT STANDARD BEARING SET Original ONAN/CUMMINS OEM part

    ONAN

    $26.36
    $24.08
    Engineered for enduring strength and seamless generator function Precision-crafted to maintain optimal crankshaft rotation and reduce wear Durability designed to extend engine life under demanding...
    $26.36
    $24.08
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    $26.36
    $24.08
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  • ONAN A046X327 - CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN A046X327 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $48.15
    $43.98
    Precision-engineered durability for enduring generator performance Seamlessly supports crankshaft rotation to reduce wear and maintain engine balance Manufactured exclusively by ONAN to guarantee...
    $48.15
    $43.98
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    $48.15
    $43.98
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  • ONAN 185-6536 - 1856536 CRANK PIN METAL Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856536 CRANK PIN METAL Original ONAN/CUMMINS OEM part

    ONAN

    $68.15
    $62.25
    Engineered for precision and durability to keep your generator running at peak efficiency. Critical component that supports the crankshaft assembly, ensuring smooth mechanical operation...
    $68.15
    $62.25
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    $68.15
    $62.25
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  • ONAN 101-0805 - 1010805 BEARING CRANKSHAFT SEE NOTES KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1010805 BEARING CRANKSHAFT SEE NOTES KIT Original ONAN/CUMMINS OEM part

    ONAN

    $224.05
    $204.67
    Precision-engineered for seamless crankshaft support and improved engine life Durable materials ensure long-lasting performance under rigorous operation 100% Genuine OEM Onan part guaranteeing full...
    $224.05
    $204.67
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    $224.05
    $204.67
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  • ONAN 101-0804 - 1010804 BEARING CRANKSHAFT STANDARD KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1010804 BEARING CRANKSHAFT STANDARD KIT Original ONAN/CUMMINS OEM part

    ONAN

    $360.02
    $328.88
    Precision engineered for enduring performance in your ONAN generator. Delivers optimal crankshaft support for smooth, reliable operation. Manufactured by ONAN as a genuine OEM part to guarantee full...
    $360.02
    $328.88
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    $360.02
    $328.88
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  • ONAN 104-2032 - 1042032 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042032 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $327.74
    $299.39
    Precision engineered for enduring power and unwavering reliability Ensures smooth crankshaft rotation to enhance engine durability Contributes to superior noise reduction and fuel...
    $327.74
    $299.39
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    $327.74
    $299.39
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  • ONAN 104-2031 - 1042031 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042031 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $338.04
    $308.80
    Precision engineering that maximizes your generator’s reliability. Durable construction designed to withstand extended operational demands. Maintains smooth engine rotation and reduces wear for...
    $338.04
    $308.80
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    Qty in Cart: 0
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    $338.04
    $308.80
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  • ONAN 101-0805-10 - 101080510 BEARING CRANKSHAFT .010 UNDER SIZE KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 101080510 BEARING CRANKSHAFT .010 UNDER SIZE KIT Original ONAN/CUMMINS OEM part

    ONAN

    $272.10
    $248.57
    Built for enduring performance in every revolution Ensures smooth crankshaft operation with exceptional wear resistance Manufactured as an authentic OEM component by ONAN to guarantee perfect fit...
    $272.10
    $248.57
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    $272.10
    $248.57
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  • ONAN 101-0805-20 - 101080520 BEARING CRANKSHAFT .020 UNDER SIZE KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 101080520 BEARING CRANKSHAFT .020 UNDER SIZE KIT Original ONAN/CUMMINS OEM part

    ONAN

    $269.00
    $245.74
    Precision engineered for uncompromised reliability Provides optimal crankshaft support for smooth engine function Durable construction ensures long service life under demanding conditions 100%...
    $269.00
    $245.74
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    $269.00
    $245.74
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  • ONAN 104-2096 - 1042096 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042096 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $240.13
    $219.36
    Precision engineered for unwavering performance under demanding conditions Exceptional durability and fitment to extend engine life and reduce downtime Manufactured as an original equipment part by...
    $240.13
    $219.36
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    Qty in Cart: 0
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    $240.13
    $219.36
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  • ONAN 101-0168 - 1010168 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1010168 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $55.02
    $50.26
    Built to deliver unparalleled durability and precision in engine operation Designed for optimal load distribution to reduce wear and maximize lifespan 100% genuine OEM component from Onan,...
    $55.02
    $50.26
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    $55.02
    $50.26
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  • ONAN 104-2137 - 1042137 .010 IN UND CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042137 .010 IN UND CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $292.09
    $266.83
    Precision engineered to support seamless crankshaft rotation and enhance engine longevity Constructed from high-grade materials to withstand demanding operational stresses Certified OEM part from...
    $292.09
    $266.83
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    Qty in Cart: 0
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    $292.09
    $266.83
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  • ONAN 104-2033 - 1042033 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042033 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $165.87
    $151.52
    Engineered Precision for Peak Reliability Supports smooth crankshaft rotation minimizing wear and tear Durable materials that resist heat and friction under heavy load 100% genuine ONAN OEM...
    $165.87
    $151.52
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    Qty in Cart: 0
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    $165.87
    $151.52
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  • ONAN 101-0805-30 - 101080530 BEARING CRANKSHAFT .030 UNDER SIZE KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 101080530 BEARING CRANKSHAFT .030 UNDER SIZE KIT Original ONAN/CUMMINS OEM part

    ONAN

    $113.93
    $104.07
    Precision-engineered for seamless integration and optimal crankshaft support Designed to withstand high-stress conditions for enhanced engine longevity 100% genuine OEM ONAN part ensuring flawless...
    $113.93
    $104.07
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    Qty in Cart: 0
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    Price:
    $113.93
    $104.07
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  • ONAN 104-2082 - 1042082 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042082 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $81.60
    $74.55
    Power your engine with precision and resilience Designed for optimal crankshaft support and smooth operation Robust construction ensures enhanced wear resistance and longevity 100% OEM Cummins/Onan...
    $81.60
    $74.55
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    Qty in Cart: 0
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    Price:
    $81.60
    $74.55
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  • ONAN 104-2115 - 1042115 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042115 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $155.14
    $141.72
    Precision Engineered for Peak Performance: Experience seamless operation with a bearing that’s crafted specifically for Onan generator engines. Enhanced Durability Under Stress: Designed to...
    $155.14
    $141.72
    Add to Cart
    Qty in Cart: 0
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    Price:
    $155.14
    $141.72
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  • ONAN 185-6546 - 1856546 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856546 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $87.10
    $79.57
    Engineered for Excellence: Designed to provide seamless engine rotation and minimize friction under demanding operational conditions. Durable and Long-lasting: Crafted from premium materials to...
    $87.10
    $79.57
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    Qty in Cart: 0
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    Price:
    $87.10
    $79.57
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  • ONAN 185-6552 - 1856552 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856552 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $85.12
    $77.75
    Precision engineered for seamless integration Enhances crankshaft durability and smooth operation Manufactured by ONAN as a genuine OEM replacement ONAN 185-6552 CRANKSHAFT BEARING - The heart of...
    $85.12
    $77.75
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    Qty in Cart: 0
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    Price:
    $85.12
    $77.75
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  • ONAN 104-2035 - 1042035 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042035 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $65.70
    $60.02
    Precision engineered for seamless power delivery Durability that withstands the toughest generator conditions Certified genuine OEM part from ONAN for guaranteed compatibility ONAN 104-2035...
    $65.70
    $60.02
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    Qty in Cart: 0
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    Price:
    $65.70
    $60.02
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  • ONAN 541-1451 - 5411451 BEARING ST CRK SFT STANDARD Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 5411451 BEARING ST CRK SFT STANDARD Original ONAN/CUMMINS OEM part

    ONAN

    $107.86
    $98.53
    Engineered for Unwavering Performance: Trust the integrity of genuine ONAN parts designed for exact fit and superior durability. Robust Crankshaft Support: Ensures smooth engine rotation by reducing...
    $107.86
    $98.53
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    Qty in Cart: 0
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    $107.86
    $98.53
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  • ONAN 185-6549 - 1856549 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856549 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $88.28
    $80.65
    Engineered for Endurance: Crafted to withstand rigorous engine demands and extend generator life. Precision Fit: Designed exclusively as an OEM component for perfect compatibility with ONAN...
    $88.28
    $80.65
    Add to Cart
    Qty in Cart: 0
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    Price:
    $88.28
    $80.65
    Subtotal:
  • ONAN 185-6086 - 1856086 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856086 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $80.14
    $73.21
    Engineered to preserve the heartbeat of your generator. Premium durability for sustained performance under demanding conditions. Precision craftsmanship that guarantees seamless compatibility and...
    $80.14
    $73.21
    Add to Cart
    Qty in Cart: 0
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    Price:
    $80.14
    $73.21
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  • ONAN 541-1538 - 5411538 BEARING ST CRK SFT STANDARD Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 5411538 BEARING ST CRK SFT STANDARD Original ONAN/CUMMINS OEM part

    ONAN

    $97.32
    $88.90
    Precision-engineered reliability for your generator’s heart Seamless integration with ONAN engine systems Manufactured as a 100% OEM component for guaranteed fit and durability ONAN 541-1538...
    $97.32
    $88.90
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $97.32
    $88.90
    Subtotal:
  • ONAN 185-2026 - 1852026 .2 MM CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1852026 .2 MM CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $62.17
    $56.79
    Engineered for endurance, crafted for precision Provides optimal crankshaft support to reduce wear and maximize engine life Ensures smooth, efficient rotation translating to quieter operation and...
    $62.17
    $56.79
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $62.17
    $56.79
    Subtotal:
  • ONAN 185-2020 - 1852020 CRANKSHAFT STANDARD BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1852020 CRANKSHAFT STANDARD BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $50.05
    $45.72
    Unmatched precision for uncompromised performance Engineered to maintain smooth rotational motion and reduce wear Durability that safeguards your generator’s core mechanics Authentic OEM quality...
    $50.05
    $45.72
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $50.05
    $45.72
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  • ONAN 104-2081 - 1042081 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1042081 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $35.83
    $32.73
    Engineered to sustain peak performance under demanding conditions Precision-crafted bearing for optimum crankshaft support Durable design reduces wear and extends engine life 100% original ONAN OEM...
    $35.83
    $32.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $35.83
    $32.73
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  • ONAN 104-2087 - 1042087 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1042087 CRANKSHAFT BEARING Original ONAN/CUMMINS OEM part

    ONAN

    $35.60
    $32.53
    Precision-engineered durability for reliable performance Essential for maintaining optimal engine health and smooth operation 100% genuine OEM Onan component ensuring full compatibility ONAN...
    $35.60
    $32.53
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $35.60
    $32.53
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