Piston Rings

Genuine Piston Rings for Diesel Engines - Onan, Cummins & Fleetguard

Maintain engine performance and efficiency with our premium piston rings, designed specifically for Onan, Cummins, and Fleetguard diesel engines. Our genuine piston rings provide excellent compression sealing, reduce oil consumption, and enhance overall engine durability.

Premium Piston Rings for Reliable Diesel Engine Operation

Choose from top-quality compression rings, oil control rings, and multi-piece piston ring sets engineered to meet strict OEM standards. These piston rings ensure proper sealing between the piston and cylinder wall, optimizing combustion and power output.

  • Genuine Replacement: Authentic parts for Onan, Cummins, and Fleetguard engines to guarantee compatibility and performance.
  • Durability: Crafted from high-strength materials to withstand high temperatures and pressures.
  • Enhanced Engine Life: Minimizes wear and maintains efficient engine operation over time.

Why Choose Our Piston Rings?

We provide expert-vetted, genuine piston rings that ensure your diesel engine runs smoothly, backed by trusted brands and reliable quality for lasting performance.

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  • ONAN 185-7076 - 1857076 RING ASSEMBLY ONAN Genuine OEM Part - Original OEM part - Image 1
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    ONAN 1857076 RING ASSEMBLY ONAN Genuine OEM Part

    ONAN

    $179.44
    $163.92
    Authentic ONAN genuine OEM part designed specifically for Cummins generator systems. Ensures superior sealing and compression within the engine for stable operation. Contributes to extended engine...
    $179.44
    $163.92
    Add to Cart
    Qty in Cart: 0
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    Price:
    $179.44
    $163.92
    Subtotal:
  • ONAN 185-7310 - 1857310 PISTON RING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1857310 PISTON RING Original ONAN/CUMMINS OEM part

    ONAN

    $157.86
    $144.21
    Cummins PISTON RING 185-7310 Discover the genuine Cummins PISTON RING with SKU 185-7310 at our store. Crafted with precision and quality, this original replacement part ensures optimal performance...
    $157.86
    $144.21
    Add to Cart
    Qty in Cart: 0
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    Price:
    $157.86
    $144.21
    Subtotal:
  • CUMMINS 3164402 - PISTON RING REPLACER - Original OEM part - Image 1
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    CUMMINS 3164402 PISTON RING REPLACER Original OEM part

    CUMMINS

    $2,632.44
    $2,404.73
    Precision-engineered to restore peak engine performance without compromise Durable piston ring replacer designed for extended service life and optimal engine sealing Ensures efficient combustion and...
    $2,632.44
    $2,404.73
    Add to Cart
    Qty in Cart: 0
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    Price:
    $2,632.44
    $2,404.73
    Subtotal:
  • ONAN 185-6529 - 1856529 TEXT PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 1856529 TEXT PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $190.40
    $173.94
    Cummins TEXT PISTON RING ASSEMBLY 185-6529 Whether you're in need of a replacement TEXT PISTON RING ASSEMBLY for your outdoor equipment, look no further than our store. We offer the original...
    $190.40
    $173.94
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $190.40
    $173.94
    Subtotal:
  • ONAN A055M406 - PISTON RINGS ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN A055M406 PISTON RINGS ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $68.99
    $63.03
    Cummins PISTON RINGS ASSEMBLY A055M406 Find genuine Cummins PISTON RINGS ASSEMBLY (SKU: A055M406) at our store for your outdoor equipment. Our wide selection guarantees the perfect fit for your...
    $68.99
    $63.03
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $68.99
    $63.03
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  • ONAN A049B645 - PISTON RING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN A049B645 PISTON RING Original ONAN/CUMMINS OEM part

    ONAN

    $169.43
    $154.77
    Cummins PISTON RING A049B645 Discover the genuine Cummins PISTON RING, SKU A049B645, at our online store. Crafted with precision to ensure compatibility and top-notch performance, this original part...
    $169.43
    $154.77
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $169.43
    $154.77
    Subtotal:
  • ONAN A046X269 - PISTON RING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN A046X269 PISTON RING Original ONAN/CUMMINS OEM part

    ONAN

    $209.68
    $191.55
    Cummins PISTON RING A046X269 Find top-notch quality with the Cummins PISTON RING (SKU: A046X269) on our store. Engineered for precision and durability, it meets the highest standards for outdoor...
    $209.68
    $191.55
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $209.68
    $191.55
    Subtotal:
  • ONAN A043N429 - PISTON RING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN A043N429 PISTON RING Original ONAN/CUMMINS OEM part

    ONAN

    $61.65
    $56.32
    Cummins PISTON RING A043N429 Discover the top-quality "PISTON RING" with SKU "A043N429" from the renowned brand Cummins in our store. We pride ourselves on providing genuine replacement parts to...
    $61.65
    $56.32
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $61.65
    $56.32
    Subtotal:
  • CUMMINS 5299934 - PISTON RING REPLACER - Original OEM part - Image 1
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    CUMMINS 5299934 PISTON RING REPLACER Original OEM part

    CUMMINS

    $2,575.10
    $2,352.36
    Engineered for Precision and Durability Superior sealing performance that safeguards engine health Restore peak compression to enhance fuel economy and power output 100% OEM Cummins quality...
    $2,575.10
    $2,352.36
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,575.10
    $2,352.36
    Subtotal:
  • CUMMINS 5298585 - PISTON RING EXPANDER - Original OEM part - Image 1
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    CUMMINS 5298585 PISTON RING EXPANDER Original OEM part

    CUMMINS

    $71.05
    $64.90
    Precision engineered to optimize piston ring performance Designed to improve engine sealing and reduce wear Manufactured as an original equipment part by Cummins for guaranteed fit and...
    $71.05
    $64.90
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $71.05
    $64.90
    Subtotal:
  • CUMMINS 4058969 - RING OIL PISTON - Original OEM part
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    CUMMINS 4058969 OIL PISTON RING Original OEM part

    CUMMINS

    $76.39
    $69.79
    Precision-engineered for uncompromising engine integrity Ensures optimal oil sealing to extend engine life Durable design to withstand demanding operational conditions Certified OEM part by Cummins...
    $76.39
    $69.79
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $76.39
    $69.79
    Subtotal:
  • CUMMINS 3893754 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 3893754 OIL PISTON RING Original OEM part

    CUMMINS

    $84.56
    $77.25
    Engineered for endurance and precision Optimizes lubrication and reduces oil consumption Crafted as a genuine OEM Cummins component to ensure perfect fit and reliability Trust in Every Turn with...
    $84.56
    $77.25
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $84.56
    $77.25
    Subtotal:
  • CUMMINS 3823871 - PISTON RING - Original OEM part - Image 1
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    CUMMINS 3823871 PISTON RING Original OEM part

    CUMMINS

    $871.23
    $795.87
    Engineered Precision for Enduring Power Superior Seal for Efficient Combustion Durable Material Designed to Withstand Harsh Conditions Certified Genuine OEM Cummins Component for Guaranteed...
    $871.23
    $795.87
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $871.23
    $795.87
    Subtotal:
  • CUMMINS 3558872 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 3558872 OIL PISTON RING Original OEM part

    CUMMINS

    $71.86
    $65.65
    Precision engineered for seamless engine protection and oil control Designed to maximize longevity and sustain optimal engine efficiency 100% genuine OEM Cummins component ensuring perfect fit and...
    $71.86
    $65.65
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $71.86
    $65.65
    Subtotal:
  • CUMMINS 3558870 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 3558870 OIL PISTON RING Original OEM part

    CUMMINS

    $81.30
    $74.27
    Unwavering performance engineered to power your engine beyond expectations. Precision-crafted oil piston ring ensuring optimal oil control and engine longevity. Superior wear resistance for...
    $81.30
    $74.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $81.30
    $74.27
    Subtotal:
  • CUMMINS 3165069 - PISTON RING REPLACER - Original OEM part - Image 1
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    CUMMINS 3165069 PISTON RING REPLACER Original OEM part

    CUMMINS

    $2,150.29
    $1,964.29
    Crafted for Precision and Reliability: Engineered to maintain peak engine efficiency and longevity. Superior Seal and Compression: Enhances combustion performance and reduces emissions. Authentic...
    $2,150.29
    $1,964.29
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,150.29
    $1,964.29
    Subtotal:
  • CUMMINS 3103447 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 3103447 OIL PISTON RING Original OEM part

    CUMMINS

    $29.16
    $26.64
    Precision crafted for ultimate engine protection and efficiency. Ensures optimal oil control to reduce emissions and wear. 100% genuine OEM Cummins component guaranteeing perfect fit and reliability...
    $29.16
    $26.64
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $29.16
    $26.64
    Subtotal:
  • CUMMINS 3102367 - OIL PISTON RING - Original OEM part - Image 1
    Add to Cart

    CUMMINS 3102367 OIL PISTON RING Original OEM part

    CUMMINS

    $84.56
    $77.25
    Cummins 3102367 - OIL PISTON RING MINS3102367 Find the genuine 3102367 - OIL PISTON RING from Cummins at our store. Specifically designed for top-notch performance and durability, this essential...
    $84.56
    $77.25
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $84.56
    $77.25
    Subtotal:
  • CUMMINS 216892 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 216892 OIL PISTON RING Original OEM part

    CUMMINS

    $142.36
    $130.05
    Cummins 216892 - OIL PISTON RING MINS216892 When it's time to replace your oil piston ring, trust in the quality of the Cummins 216892 - OIL PISTON RING available at our store with SKU MINS216892...
    $142.36
    $130.05
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $142.36
    $130.05
    Subtotal:
  • CUMMINS 201645 - OIL PISTON RING - Original OEM part - Image 1
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    CUMMINS 201645 OIL PISTON RING Original OEM part

    CUMMINS

    $149.45
    $136.52
    Engineered for Excellence — Precision-crafted to meet rigorous Cummins standards. Optimized Oil Control — Ensures effective sealing for superior engine longevity. Durability Under Demand — Built to...
    $149.45
    $136.52
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $149.45
    $136.52
    Subtotal:
  • ONAN 112-0264-03 - 112026403 PST/RNG KIT .030 TEXT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 112026403 PST/RNG KIT .030 TEXT Original ONAN/CUMMINS OEM part

    ONAN

    $361.54
    $330.27
    Cummins PST/RNG KIT .030 TEXT 112-0264-03 Discover top-tier quality with the Cummins PST/RNG KIT .030 TEXT, SKU 112-0264-03. Ensure optimal performance and longevity of your outdoor equipment with...
    $361.54
    $330.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $361.54
    $330.27
    Subtotal:
  • ONAN 112-0265-02 - 112026502 PST/RNG KIT .020 TEXT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
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    ONAN 112026502 PST/RNG KIT .020 TEXT Original ONAN/CUMMINS OEM part

    ONAN

    $215.02
    $196.42
    Cummins PST/RNG KIT .020 TEXT 112-0265-02 Discover the genuine Cummins PST/RNG KIT .020 TEXT with SKU 112-0265-02, essential for maintaining peak performance of your outdoor equipment. Our online...
    $215.02
    $196.42
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $215.02
    $196.42
    Subtotal:
  • ONAN 185-7311 - 1857311 PISTON RING Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1857311 PISTON RING Original ONAN/CUMMINS OEM part

    ONAN

    $172.62
    $157.69
    Cummins PISTON RING 185-7311 Discover the Cummins PISTON RING, SKU 185-7311, at our online store. Crafted with precision and quality in mind, this original replacement part ensures optimal...
    $172.62
    $157.69
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $172.62
    $157.69
    Subtotal:
  • ONAN 184-0031 - 1840031 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1840031 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $197.24
    $180.18
    Cummins PISTON RING ASSEMBLY 184-0031 Discover the top-tier quality of the Cummins PISTON RING ASSEMBLY (SKU: 184-0031) available in our store. Crafted to exact specifications, this original part...
    $197.24
    $180.18
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $197.24
    $180.18
    Subtotal:
  • ONAN 184-0030 - 1840030 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1840030 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $188.60
    $172.29
    Cummins PISTON RING ASSEMBLY 184-0030 Looking for the genuine PISTON RING ASSEMBLY for your outdoor equipment Look no further! Our store offers the original Cummins PISTON RING ASSEMBLY with the SKU...
    $188.60
    $172.29
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $188.60
    $172.29
    Subtotal:
  • ONAN 185-7386 - 1857386 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1857386 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $168.99
    $154.38
    Cummins PISTON RING ASSEMBLY 185-7386 Find the perfect replacement for your lawn mower with the original PISTON RING ASSEMBLY (SKU: 185-7386) from the trusted brand Cummins. Our store offers the...
    $168.99
    $154.38
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $168.99
    $154.38
    Subtotal:
  • ONAN 113-0330 - 1130330 PST/RNG KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1130330 PST/RNG KIT Original ONAN/CUMMINS OEM part

    ONAN

    $88.37
    $80.73
    Cummins PST/RNG KIT 113-0330 Find top-notch quality with the Cummins PST/RNG KIT (SKU: 113-0330) at our store. Engineered by Cummins, this kit is made to exact specifications for optimal performance...
    $88.37
    $80.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $88.37
    $80.73
    Subtotal:
  • ONAN 185-2770 - 1852770 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1852770 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $81.48
    $74.43
    Cummins PISTON RING ASSEMBLY 185-2770 Explore the genuine Cummins PISTON RING ASSEMBLY with SKU 185-2770 at our store for top-notch quality and perfect fit for your outdoor equipment. Trust Cummins'...
    $81.48
    $74.43
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $81.48
    $74.43
    Subtotal:
  • ONAN 113-0330-01 - 113033001 PISTON RING KIT Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 113033001 PISTON RING KIT Original ONAN/CUMMINS OEM part

    ONAN

    $53.17
    $48.57
    Cummins PISTON RING KIT 113-0330-01 When it comes to maintaining your outdoor equipment, the "PISTON RING KIT" (SKU: 113-0330-01) from Cummins is essential for optimal performance. Our store prides...
    $53.17
    $48.57
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $53.17
    $48.57
    Subtotal:
  • ONAN 185-3438 - 1853438 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1853438 PISTON RING ASSEMBLY Original ONAN/CUMMINS OEM part

    ONAN

    $17.65
    $16.12
    Cummins PISTON RING ASSEMBLY 185-3438 Discover the high-quality PISTON RING ASSEMBLY by Cummins with SKU 185-3438, exclusively available in our store. Our commitment to providing original...
    $17.65
    $16.12
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $17.65
    $16.12
    Subtotal:
  • ONAN 112-0267 - 1120267 PISTON PIN RETAINER Original ONAN/CUMMINS OEM part - Original OEM part - Image 1
    Add to Cart

    ONAN 1120267 PISTON PIN RETAINER Original ONAN/CUMMINS OEM part

    ONAN

    $7.60
    $6.95
    Cummins PISTON PIN RETAINER 112-0267 Find the genuine Cummins PISTON PIN RETAINER with SKU 112-0267 at our online store. Crafted with precision and quality in mind, this part ensures optimal...
    $7.60
    $6.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $7.60
    $6.95
    Subtotal:
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