Idler Shafts

Genuine Idler Shafts for Onan, Cummins & Fleetguard Diesel Engines

Maintain peak performance of your diesel power engines with our authentic Idler Shafts, specially designed for Onan, Cummins, and Fleetguard equipment. Crafted with precision, these replacement idler shafts ensure smooth belt tension and reliable engine operation under demanding conditions.

Premium Idler Shafts - Durable, Reliable & Genuine Diesel Engine Parts

Our collection includes OEM-grade idler shafts and compatible high-quality alternatives, engineered to meet exact specifications for enhanced longevity and consistent power transmission. Whether for routine maintenance or urgent repairs, our idler shafts support optimal belt alignment and reduce wear on your diesel engine components.

  • Authentic Quality: Genuine Onan, Cummins, and Fleetguard parts to guarantee fit and function.
  • Enhanced Durability: Built to resist heavy-duty use and harsh engine environments.
  • Wide Compatibility: Suitable for multiple diesel engine models, ensuring easy installation.

Why Choose Our Idler Shafts?

We provide trusted, genuine idler shafts that uphold your diesel engine's efficiency and reliability, backed by expert support and fast shipping to keep your equipment running smoothly.

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  • CUMMINS 3681897 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3681897 IDLER SHAFT Original OEM part

    CUMMINS

    $48.02
    $43.86
    Precision engineered for unmatched durability and seamless operation Critical idler shaft ensuring optimal belt tension and engine efficiency Robust design to withstand demanding engine...
    $48.02
    $43.86
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    Qty in Cart: 0
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    $48.02
    $43.86
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  • CUMMINS 3680260 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3680260 IDLER SHAFT Original OEM part

    CUMMINS

    $182.05
    $166.30
    Precision engineered for dependable power Robust construction for enhanced durability and smooth operation Maintains proper belt tension to maximize engine efficiency Guaranteed genuine OEM from...
    $182.05
    $166.30
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    Qty in Cart: 0
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    $182.05
    $166.30
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  • CUMMINS 3649522 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3649522 IDLER SHAFT Original OEM part

    CUMMINS

    $316.62
    $289.23
    Engineered for uncompromising reliability and smooth power transmission Precision-crafted for exact fit and optimal engine performance Constructed from high-grade materials for extended service...
    $316.62
    $289.23
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    $316.62
    $289.23
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  • CUMMINS 3330720 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3330720 IDLER SHAFT Original OEM part

    CUMMINS

    $103.38
    $94.44
    Engineered for enduring power. Precision-fit design for seamless integration. Crafted from top-quality materials to maximize longevity. 100% Genuine OEM Cummins part for trusted performance...
    $103.38
    $94.44
    Add to Cart
    Qty in Cart: 0
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    Price:
    $103.38
    $94.44
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  • CUMMINS 3287532 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3287532 IDLER SHAFT Original OEM part

    CUMMINS

    $81.94
    $74.85
    Precision engineered for uncompromising engine reliability Robust construction ensures long-lasting durability under demanding conditions Critical component supporting optimal belt tension and...
    $81.94
    $74.85
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    Qty in Cart: 0
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    Price:
    $81.94
    $74.85
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  • CUMMINS 3287290 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3287290 IDLER SHAFT Original OEM part

    CUMMINS

    $402.00
    $367.23
    Precision engineered for unwavering power delivery Robust design ensures consistent tension and prolongs belt life Crafted as an authentic Cummins OEM part for seamless integration CUMMINS 3287290...
    $402.00
    $367.23
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    Qty in Cart: 0
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    Price:
    $402.00
    $367.23
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  • CUMMINS 3283953 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3283953 IDLER SHAFT Original OEM part

    CUMMINS

    $355.30
    $324.57
    Precision-engineered to maintain seamless engine timing and power transfer Crafted from high-grade materials to withstand heavy-duty wear and extend engine lifespan Authentic OEM part ensuring exact...
    $355.30
    $324.57
    Add to Cart
    Qty in Cart: 0
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    Price:
    $355.30
    $324.57
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  • CUMMINS 3253243 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3253243 IDLER SHAFT Original OEM part

    CUMMINS

    $134.40
    $122.78
    Precision-crafted to keep your power running smoothly Robust design reduces wear and extends component life Tailored for perfect compatibility with Cummins engines 100% Genuine OEM part ensuring...
    $134.40
    $122.78
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    Qty in Cart: 0
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    Price:
    $134.40
    $122.78
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  • CUMMINS 3202114 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3202114 IDLER SHAFT Original OEM part

    CUMMINS

    $594.02
    $542.63
    Cummins 3202114 - IDLER SHAFT MINS3202114 Explore our collection of top-notch replacement parts with the Cummins 3202114 - IDLER SHAFT being a standout choice. Crafted with meticulous precision and...
    $594.02
    $542.63
    Add to Cart
    Qty in Cart: 0
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    Price:
    $594.02
    $542.63
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  • CUMMINS 3178450 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3178450 IDLER SHAFT Original OEM part

    CUMMINS

    $684.76
    $625.53
    Precision crafted for seamless power delivery and enduring performance Robust construction withstands demanding engine stresses and maximizes system reliability Designed by Cummins engineers as a...
    $684.76
    $625.53
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $684.76
    $625.53
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  • CUMMINS 3094788 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3094788 IDLER SHAFT Original OEM part

    CUMMINS

    $1,296.47
    $1,184.33
    Precision-engineered for seamless powertrain operation Durable construction ensures extended service life under heavy loads 100% genuine Cummins OEM part designed for optimal compatibility CUMMINS...
    $1,296.47
    $1,184.33
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,296.47
    $1,184.33
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  • CUMMINS 3092959 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3092959 IDLER SHAFT Original OEM part

    CUMMINS

    $788.80
    $720.57
    Precision-engineered component tailored for seamless powertrain integration Ensures consistent tension control for reliable engine operation Manufactured as a genuine OEM Cummins part to guarantee...
    $788.80
    $720.57
    Add to Cart
    Qty in Cart: 0
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    Price:
    $788.80
    $720.57
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  • CUMMINS 3089314 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3089314 IDLER SHAFT Original OEM part

    CUMMINS

    $2,168.19
    $1,980.65
    Experience uncompromising reliability with Cummins engineered precision Designed for optimal tension control and extended engine life Manufactured to exact Cummins OEM specifications ensuring...
    $2,168.19
    $1,980.65
    Add to Cart
    Qty in Cart: 0
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    Price:
    $2,168.19
    $1,980.65
    Subtotal:
  • CUMMINS 3089104 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3089104 IDLER SHAFT Original OEM part

    CUMMINS

    $1,557.65
    $1,422.91
    Cummins 3089104 - IDLER SHAFT MINS3089104 The Cummins 3089104 - IDLER SHAFT available at our store is an essential replacement part known for its durability and compatibility with outdoor equipment...
    $1,557.65
    $1,422.91
    Add to Cart
    Qty in Cart: 0
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    Price:
    $1,557.65
    $1,422.91
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  • CUMMINS 3089084 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3089084 IDLER SHAFT Original OEM part

    CUMMINS

    $1,410.30
    $1,288.31
    Precision engineered for seamless operation and extended engine life Robust construction optimized for demanding power generation environments 100% genuine OEM Cummins part ensuring perfect...
    $1,410.30
    $1,288.31
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,410.30
    $1,288.31
    Subtotal:
  • CUMMINS 3089083 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3089083 IDLER SHAFT Original OEM part

    CUMMINS

    $1,988.56
    $1,816.55
    Experience unmatched reliability engineered by Cummins for enduring power and precision Durable design crafted to uphold optimal tension and smooth operation within your engine system Essential...
    $1,988.56
    $1,816.55
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,988.56
    $1,816.55
    Subtotal:
  • CUMMINS 3086188 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3086188 IDLER SHAFT Original OEM part

    CUMMINS

    $532.32
    $486.27
    Precision-tested performance in every rotation—trust CUMMINS engineering excellence. Crafted to ensure optimal tension and smooth belt operation, reducing wear and noise. Manufactured to strict OEM...
    $532.32
    $486.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $532.32
    $486.27
    Subtotal:
  • CUMMINS 3062904 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3062904 IDLER SHAFT Original OEM part

    CUMMINS

    $308.69
    $281.99
    Cummins 3062904 - IDLER SHAFT MINS3062904 When it comes to finding the right replacement parts for outdoor equipment, look no further than our store for the original "3062904 - IDLER SHAFT" from...
    $308.69
    $281.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $308.69
    $281.99
    Subtotal:
  • CUMMINS 3050396 - SHAFT IDLER - Original OEM part
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    CUMMINS 3050396 IDLER SHAFT Original OEM part

    CUMMINS

    $271.35
    $247.88
    Engineered to empower your generator's heartbeat Precision-crafted Idler Shaft optimizing belt tension and engine harmony Robust design ensuring long-lasting stability and smooth operation 100%...
    $271.35
    $247.88
    Add to Cart
    Qty in Cart: 0
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    Price:
    $271.35
    $247.88
    Subtotal:
  • CUMMINS 3033853 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3033853 IDLER SHAFT Original OEM part

    CUMMINS

    $554.32
    $506.37
    Reliability engineered to power your world Precision-crafted idler shaft ensuring seamless tension control Robust construction designed to withstand demanding operational stresses 100% genuine...
    $554.32
    $506.37
    Add to Cart
    Qty in Cart: 0
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    Price:
    $554.32
    $506.37
    Subtotal:
  • CUMMINS 3029708 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3029708 IDLER SHAFT Original OEM part

    CUMMINS

    $400.98
    $366.30
    Engineered for endurance: precision-crafted to maintain optimal tension and smooth operation in your Cummins power system. Durability you can trust: built to withstand high stress and heavy-duty...
    $400.98
    $366.30
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $400.98
    $366.30
    Subtotal:
  • CUMMINS 3028410 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3028410 IDLER SHAFT Original OEM part

    CUMMINS

    $1,816.26
    $1,659.15
    Performance engineered for your Cummins power system excellence Robust construction ensuring long-lasting durability under demanding conditions Precision fitment minimizes wear and maintains optimal...
    $1,816.26
    $1,659.15
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,816.26
    $1,659.15
    Subtotal:
  • CUMMINS 3023128 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3023128 IDLER SHAFT Original OEM part

    CUMMINS

    $1,570.45
    $1,434.61
    Engineered precision for unwavering power delivery Reliable durability crafted for extended service life Genuine Cummins OEM construction guarantees full compatibility and peak performance CUMMINS...
    $1,570.45
    $1,434.61
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,570.45
    $1,434.61
    Subtotal:
  • CUMMINS 3012531 - SHAFT IDLER - Original OEM part
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    CUMMINS 3012531 IDLER SHAFT Original OEM part

    CUMMINS

    $93.42
    $85.34
    Precision engineered for uncompromising reliability Robust construction to withstand demanding engine conditions Made to exact Cummins OEM specifications for perfect fit and function Genuine Cummins...
    $93.42
    $85.34
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $93.42
    $85.34
    Subtotal:
  • CUMMINS 3009481 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3009481 IDLER SHAFT Original OEM part

    CUMMINS

    $528.32
    $482.62
    Engineered to perform—trusted to last. Precision-crafted idler shaft designed to maintain optimal belt tension and smooth engine operation. Robust construction that enhances durability under...
    $528.32
    $482.62
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $528.32
    $482.62
    Subtotal:
  • CUMMINS 3004056 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3004056 IDLER SHAFT Original OEM part

    CUMMINS

    $2,865.07
    $2,617.24
    Engineered to uphold Cummins' legacy of power and precision Durable construction for long-lasting idler shaft performance Precisely manufactured to guarantee seamless engine integration 100% genuine...
    $2,865.07
    $2,617.24
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,865.07
    $2,617.24
    Subtotal:
  • CUMMINS 3003208 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 3003208 IDLER SHAFT Original OEM part

    CUMMINS

    $823.47
    $752.24
    Cummins 3003208 - IDLER SHAFT MINS3003208 Find the precise 3003208 - IDLER SHAFT by Cummins at our store. Being authentic Cummins product, this part ensures the best performance for your lawn mower...
    $823.47
    $752.24
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $823.47
    $752.24
    Subtotal:
  • CUMMINS 2884775 - IDLER SHAFT - Original OEM part - Image 1
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    CUMMINS 2884775 IDLER SHAFT Original OEM part

    CUMMINS

    $112.27
    $102.56
    Engineered to exceed expectations: precision-crafted for seamless integration and enduring durability. Critical role in system efficiency: maintains proper belt tension to optimize engine...
    $112.27
    $102.56
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $112.27
    $102.56
    Subtotal:
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