OLD PARTS

OLD PARTS

Genuine Old Parts for Onan, Cummins & Fleetguard Diesel Engines

Find authentic old parts tailored for Onan, Cummins, and Fleetguard power engines. Our collection of genuine replacement components ensures your diesel equipment operates with maximum efficiency and durability.

Old Parts for Reliable Diesel Engine Maintenance

We offer a comprehensive range of authentic old parts, including core engine components, seals, filters, and more—all crafted to meet strict quality standards. Each part is designed to restore and maintain the optimal performance of your diesel engines.

  • Genuine Quality: Certified original parts to guarantee compatibility and longevity.
  • Wide Selection: Extensive inventory covering key Onan, Cummins, and Fleetguard models.
  • Trusted Performance: Enhance engine reliability with parts engineered for power and endurance.

Why Choose Our Old Parts? We provide expert-vetted, genuine parts that ensure your diesel engines run smoother and last longer, backed by our commitment to quality and customer satisfaction.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • ONAN A067U798 - MODULE CONTROL - Original OEM part - Image 1
    Add to Cart

    ONAN A067U798 MODULE CONTROL Original OEM part

    ONAN

    $2,179.63
    $1,991.09
    ONAN A067U798 - MODULE CONTROL. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $2,179.63
    $1,991.09
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,179.63
    $1,991.09
    Subtotal:
  • ONAN A067M983 - HOSE COOLANT - Original OEM part - Image 1
    Add to Cart

    ONAN A067M983 HOSE COOLANT Original OEM part

    ONAN

    $111.08
    $101.47
    ONAN A067M983 - HOSE COOLANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $111.08
    $101.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $111.08
    $101.47
    Subtotal:
  • ONAN A067M982 - HOSE COOLANT - Original OEM part - Image 1
    Add to Cart

    ONAN A067M982 HOSE COOLANT Original OEM part

    ONAN

    $120.05
    $109.67
    ONAN A067M982 - HOSE COOLANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $120.05
    $109.67
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $120.05
    $109.67
    Subtotal:
  • ONAN A067M980 - HOSE COOLANT - Original OEM part - Image 1
    Add to Cart

    ONAN A067M980 HOSE COOLANT Original OEM part

    ONAN

    $157.98
    $144.32
    ONAN A067M980 - HOSE COOLANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $157.98
    $144.32
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $157.98
    $144.32
    Subtotal:
  • ONAN A067M979 - HOSE COOLANT - Original OEM part - Image 1
    Add to Cart

    ONAN A067M979 HOSE COOLANT Original OEM part

    ONAN

    $127.60
    $116.57
    ONAN A067M979 - HOSE COOLANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $127.60
    $116.57
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $127.60
    $116.57
    Subtotal:
  • ONAN A067K310 - TRANSFORMER CURRENT - Original OEM part - Image 1
    Add to Cart

    ONAN A067K310 TRANSFORMER CURRENT Original OEM part

    ONAN

    $508.17
    $464.22
    ONAN A067K310 - TRANSFORMER CURRENT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $508.17
    $464.22
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $508.17
    $464.22
    Subtotal:
  • ONAN A067F289 - SENSOR LEVEL - Original OEM part - Image 1
    Add to Cart

    ONAN A067F289 SENSOR LEVEL Original OEM part

    ONAN

    $314.70
    $287.48
    ONAN A067F289 - SENSOR LEVEL. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $314.70
    $287.48
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $314.70
    $287.48
    Subtotal:
  • ONAN A067E063 - BRACKET SUPPORT - Original OEM part - Image 1
    Add to Cart

    ONAN A067E063 BRACKET SUPPORT Original OEM part

    ONAN

    $690.75
    $631.00
    ONAN A067E063 - BRACKET SUPPORT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $690.75
    $631.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $690.75
    $631.00
    Subtotal:
  • ONAN A066K935 - HEATER COOLANT - Original OEM part - Image 1
    Add to Cart

    ONAN A066K935 HEATER COOLANT Original OEM part

    ONAN

    $818.03
    $747.27
    ONAN A066K935 - HEATER COOLANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $818.03
    $747.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $818.03
    $747.27
    Subtotal:
  • ONAN A065T927 - MODULE RELAY - Original OEM part - Image 1
    Add to Cart

    ONAN A065T927 MODULE RELAY Original OEM part

    ONAN

    $97.50
    $89.07
    ONAN A065T927 - MODULE RELAY. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $97.50
    $89.07
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $97.50
    $89.07
    Subtotal:
  • ONAN A065R762 - TOOL INSTALLATION - Original OEM part - Image 1
    Add to Cart

    ONAN A065R762 TOOL INSTALLATION Original OEM part

    ONAN

    $127.08
    $116.09
    ONAN A065R762 - TOOL INSTALLATION. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $127.08
    $116.09
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $127.08
    $116.09
    Subtotal:
  • ONAN A065K794 - HARNESS WIRE SENSOR & AC - Original OEM part - Image 1
    Add to Cart

    ONAN A065K794 HARNESS WIRE SENSOR & AC Original OEM part

    ONAN

    $6,263.08
    $5,721.33
    ONAN A065K794 - HARNESS WIRE SENSOR & AC. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $6,263.08
    $5,721.33
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6,263.08
    $5,721.33
    Subtotal:
  • ONAN A065K793 - HARNESS WIRE PWR/INTERFAC - Original OEM part - Image 1
    Add to Cart

    ONAN A065K793 HARNESS WIRE PWR/INTERFAC Original OEM part

    ONAN

    $6,410.80
    $5,856.27
    ONAN A065K793 - HARNESS WIRE PWR/INTERFAC. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $6,410.80
    $5,856.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $6,410.80
    $5,856.27
    Subtotal:
  • ONAN A065K792 - HARNESS WIRE ECM A/B - Original OEM part - Image 1
    Add to Cart

    ONAN A065K792 HARNESS WIRE ECM A/B Original OEM part

    ONAN

    $8,869.17
    $8,101.99
    ONAN A065K792 - HARNESS WIRE - ECM A/B. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $8,869.17
    $8,101.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $8,869.17
    $8,101.99
    Subtotal:
  • ONAN A065B542 - BRACKET FUEL FILTER - Original OEM part - Image 1
    Add to Cart

    ONAN A065B542 BRACKET FUEL FILTER Original OEM part

    ONAN

    $805.37
    $735.71
    ONAN A065B542 - BRACKET FUEL FILTER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $805.37
    $735.71
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $805.37
    $735.71
    Subtotal:
  • ONAN A065B168 - HARNESS INTERFACE - Original OEM part - Image 1
    Add to Cart

    ONAN A065B168 HARNESS INTERFACE Original OEM part

    ONAN

    $871.42
    $796.04
    ONAN A065B168 - HARNESS INTERFACE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $871.42
    $796.04
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $871.42
    $796.04
    Subtotal:
  • ONAN A064Z671 - REGULATOR PRESSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A064Z671 REGULATOR PRESSURE Original OEM part

    ONAN

    $1,472.87
    $1,345.47
    ONAN A064Z671 - REGULATOR PRESSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,472.87
    $1,345.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,472.87
    $1,345.47
    Subtotal:
  • ONAN A064Y159 - GASKET - Original OEM part - Image 1
    Add to Cart

    ONAN A064Y159 GASKET Original OEM part

    ONAN

    $90.89
    $83.03
    ONAN A064Y159 - GASKET. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $90.89
    $83.03
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $90.89
    $83.03
    Subtotal:
  • ONAN A064U829 - HARNESS INTERFACE - Original OEM part - Image 1
    Add to Cart

    ONAN A064U829 HARNESS INTERFACE Original OEM part

    ONAN

    $417.90
    $381.76
    ONAN A064U829 - HARNESS INTERFACE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $417.90
    $381.76
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $417.90
    $381.76
    Subtotal:
  • ONAN A064K905 - GUTTER DOOR - Original OEM part - Image 1
    Add to Cart

    ONAN A064K905 GUTTER DOOR Original OEM part

    ONAN

    $266.00
    $243.00
    ONAN A064K905 - GUTTER DOOR. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $266.00
    $243.00
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $266.00
    $243.00
    Subtotal:
  • ONAN A063L030 - PANEL ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A063L030 PANEL ENCLOSURE Original OEM part

    ONAN

    $1,953.58
    $1,784.60
    ONAN A063L030 - PANEL ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,953.58
    $1,784.60
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,953.58
    $1,784.60
    Subtotal:
  • ONAN A063J994 - TRANSFORMER CURRENT - Original OEM part - Image 1
    Add to Cart

    ONAN A063J994 TRANSFORMER CURRENT Original OEM part

    ONAN

    $597.92
    $546.20
    ONAN A063J994 - TRANSFORMER CURRENT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $597.92
    $546.20
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $597.92
    $546.20
    Subtotal:
  • ONAN A063G877 - RTR F4 F 4P 1B CW - Original OEM part - Image 1
    Add to Cart

    ONAN A063G877 RTR F4 F 4P 1B CW Original OEM part

    ONAN

    $9,524.38
    $8,700.52
    ONAN A063G877 - RTR F4 F 4P 1B CW. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $9,524.38
    $8,700.52
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $9,524.38
    $8,700.52
    Subtotal:
  • ONAN A063D387 - PANEL ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A063D387 PANEL ENCLOSURE Original OEM part

    ONAN

    $2,597.34
    $2,372.67
    ONAN A063D387 - PANEL ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $2,597.34
    $2,372.67
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,597.34
    $2,372.67
    Subtotal:
  • ONAN A063D385 - PANEL ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A063D385 PANEL ENCLOSURE Original OEM part

    ONAN

    $2,391.26
    $2,184.42
    ONAN A063D385 - PANEL ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $2,391.26
    $2,184.42
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,391.26
    $2,184.42
    Subtotal:
  • ONAN A062R892 - RTR F5 D 4P 1B - Original OEM part - Image 1
    Add to Cart

    ONAN A062R892 RTR F5 D 4P 1B Original OEM part

    ONAN

    $11,445.08
    $10,455.08
    ONAN A062R892 - RTR F5 D 4P 1B. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $11,445.08
    $10,455.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $11,445.08
    $10,455.08
    Subtotal:
  • ONAN A062P528 - ROOF ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A062P528 ROOF ENCLOSURE Original OEM part

    ONAN

    $2,479.86
    $2,265.35
    ONAN A062P528 - ROOF ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $2,479.86
    $2,265.35
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $2,479.86
    $2,265.35
    Subtotal:
  • ONAN A062P477 - DOOR ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A062P477 DOOR ENCLOSURE Original OEM part

    ONAN

    $1,342.70
    $1,226.56
    ONAN A062P477 - DOOR ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,342.70
    $1,226.56
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,342.70
    $1,226.56
    Subtotal:
  • ONAN A062N985 - LEAD BATTERY - Original OEM part - Image 1
    Add to Cart

    ONAN A062N985 LEAD BATTERY Original OEM part

    ONAN

    $143.58
    $131.16
    ONAN A062N985 - LEAD BATTERY. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $143.58
    $131.16
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $143.58
    $131.16
    Subtotal:
  • ONAN A062J944 - POST ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A062J944 POST ENCLOSURE Original OEM part

    ONAN

    $261.26
    $238.66
    ONAN A062J944 - POST ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $261.26
    $238.66
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $261.26
    $238.66
    Subtotal:
  • ONAN A061M248 - BUSBAR - Original OEM part - Image 1
    Add to Cart

    ONAN A061M248 BUSBAR Original OEM part

    ONAN

    $1,303.75
    $1,190.98
    ONAN A061M248 - BUSBAR. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,303.75
    $1,190.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,303.75
    $1,190.98
    Subtotal:
  • ONAN A061J377 - HARNESS TRANSFORMER - Original OEM part - Image 1
    Add to Cart

    ONAN A061J377 HARNESS TRANSFORMER Original OEM part

    ONAN

    $1,816.16
    $1,659.06
    ONAN A061J377 - HARNESS TRANSFORMER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,816.16
    $1,659.06
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,816.16
    $1,659.06
    Subtotal:
  • ONAN A060L871 - SWITCH SELECTOR - Original OEM part - Image 1
    Add to Cart

    ONAN A060L871 SWITCH SELECTOR Original OEM part

    ONAN

    $10,148.29
    $9,270.47
    ONAN A060L871 - SWITCH SELECTOR. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $10,148.29
    $9,270.47
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $10,148.29
    $9,270.47
    Subtotal:
  • ONAN A059U997 - RADIAL AIR INLET SCREEN - Original OEM part - Image 1
    Add to Cart

    ONAN A059U997 RADIAL AIR INLET SCREEN Original OEM part

    ONAN

    $79.32
    $72.46
    ONAN A059U997 - RADIAL AIR INLET SCREEN. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $79.32
    $72.46
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $79.32
    $72.46
    Subtotal:
  • ONAN A059U995 - NDE AXIAL AIR INLET SCREE - Original OEM part - Image 1
    Add to Cart

    ONAN A059U995 NDE AXIAL AIR INLET SCREE Original OEM part

    ONAN

    $186.04
    $169.95
    ONAN A059U995 - NDE AXIAL AIR INLET SCREE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $186.04
    $169.95
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $186.04
    $169.95
    Subtotal:
  • ONAN A058Z846 - BRACKET SUPPORT - Original OEM part - Image 1
    Add to Cart

    ONAN A058Z846 BRACKET SUPPORT Original OEM part

    ONAN

    $186.50
    $170.37
    ONAN A058Z846 - BRACKET SUPPORT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $186.50
    $170.37
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $186.50
    $170.37
    Subtotal:
  • ONAN A058L651 - CAP PRESSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A058L651 CAP PRESSURE Original OEM part

    ONAN

    $107.75
    $98.43
    ONAN A058L651 - CAP PRESSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $107.75
    $98.43
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $107.75
    $98.43
    Subtotal:
  • ONAN A057T629 - SENSOR LEVEL - Original OEM part - Image 1
    Add to Cart

    ONAN A057T629 SENSOR LEVEL Original OEM part

    ONAN

    $472.75
    $431.86
    ONAN A057T629 - SENSOR LEVEL. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $472.75
    $431.86
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $472.75
    $431.86
    Subtotal:
  • ONAN A057P441 - ROOF ENCLOSURE - Original OEM part - Image 1
    Add to Cart

    ONAN A057P441 ROOF ENCLOSURE Original OEM part

    ONAN

    $1,284.56
    $1,173.45
    ONAN A057P441 - ROOF ENCLOSURE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $1,284.56
    $1,173.45
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,284.56
    $1,173.45
    Subtotal:
  • ONAN A055R469 - HEATER - Original OEM part - Image 1
    Add to Cart

    ONAN A055R469 HEATER Original OEM part

    ONAN

    $3,938.45
    $3,597.77
    ONAN A055R469 - HEATER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.
    $3,938.45
    $3,597.77
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $3,938.45
    $3,597.77
    Subtotal:
  • Total: items /

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