New Parts
New Parts for Onan, Cummins, and Fleetguard Diesel Engines
Upgrade and maintain your diesel engines with our extensive selection of genuine new parts. Crafted to meet the highest standards, these replacement components ensure optimal engine performance and durability for Onan, Cummins, and Fleetguard power engines.
New Genuine Parts - Reliable, Durable, and Engineered for Excellence
Our collection features a wide range of authentic new parts including filters, seals, gaskets, and fuel system components tailored specifically for diesel engines. Each part undergoes strict quality control to guarantee compatibility and longevity.
- Authentic Replacement: Genuine parts for Onan, Cummins, and Fleetguard engines to maintain factory specifications.
- Engineered Reliability: Designed to withstand rigorous operating conditions and extend engine life.
- Wide Selection: Comprehensive inventory ensuring easy find and fit for your diesel engine needs.
Enhance your diesel engine’s performance with trusted new parts that deliver precision and reliability.
Why Choose Our New Parts?
We offer genuine, expertly sourced parts with unmatched quality and support, ensuring your diesel engines run efficiently and reliably every time.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
CUMMINS 5581925 - CONNECTION WATER OUTLET - Original OEM part
CUMMINS
$255.23$235.46ONAN 5581925 - CONNECTION WATER OUTLET. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$255.23$235.46 -
CUMMINS 5581729 - PUMP LUBRICATING OIL - Original OEM part
CUMMINS
$487.92$450.11ONAN 5581729 - PUMP LUBRICATING OIL. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$487.92$450.11 -
CUMMINS 5581534 - SEAL VALVE STEM - Original OEM part
CUMMINS
$4.44$4.10ONAN 5581534 - SEAL VALVE STEM. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$4.44$4.10 -
CUMMINS 5581431 - CLIP WIRE RETAINING - Original OEM part
CUMMINS
$21.54$19.88ONAN 5581431 - CLIP WIRE RETAINING. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$21.54$19.88 -
CUMMINS 5581374 - ENGINE TRANSFER - Original OEM part
CUMMINS
$24,145.30$22,274.04ONAN 5581374 - ENGINE TRANSFER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$24,145.30$22,274.04 -
CUMMINS 5581372 - ENGINE TRANSFER - Original OEM part
CUMMINS
$23,010.96$21,227.62ONAN 5581372 - ENGINE TRANSFER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$23,010.96$21,227.62 -
CUMMINS 5581339 - KIT MOUNTING - Original OEM part
CUMMINS
$26,817.91$24,739.53ONAN 5581339 - KIT MOUNTING. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$26,817.91$24,739.53 -
CUMMINS 5581149 - HEAD CYLINDER - Original OEM part
CUMMINS
$4,664.18$4,302.72ONAN 5581149 - HEAD CYLINDER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$4,664.18$4,302.72 -
CUMMINS 5581148 - HEAD CYLINDER - Original OEM part
CUMMINS
$4,752.51$4,384.20ONAN 5581148 - HEAD CYLINDER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$4,752.51$4,384.20 -
CUMMINS 5580861 - PULLEY ACCESSORY DRIVE - Original OEM part
CUMMINS
$5,124.58$4,727.44ONAN 5580861 - PULLEY ACCESSORY DRIVE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$5,124.58$4,727.44 -
ONAN 5580439 - SCREW FRACTURE RESISTANT - Original OEM part
CUMMINS
$80.58$74.35ONAN 5580439 - SCREW FRACTURE RESISTANT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$80.58$74.35 -
CUMMINS 5580311 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$213.83$197.27ONAN 5580311 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$213.83$197.27 -
CUMMINS 5580157 - COVER LUB OIL COOLER - Original OEM part
CUMMINS
$260.80$240.59ONAN 5580157 - COVER LUB OIL COOLER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$260.80$240.59 -
CUMMINS 5580104 - CAMSHAFT - Original OEM part
CUMMINS
$3,910.44$3,607.39ONAN 5580104 - CAMSHAFT. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$3,910.44$3,607.39 -
CUMMINS 5580036 - BELT V RIBBED - Original OEM part
CUMMINS
$174.22$160.72ONAN 5580036 - BELT V RIBBED. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$174.22$160.72 -
ONAN 5579317 - KIT GEAR COVER - Original OEM part
CUMMINS
$9,817.40$9,056.56ONAN 5579317 - KIT GEAR COVER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$9,817.40$9,056.56 -
CUMMINS 5579123 - KIT OVS ENGINE PISTON - Original OEM part
CUMMINS
$386.88$356.91ONAN 5579123 - KIT OVS ENGINE PISTON. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$386.88$356.91 -
CUMMINS 5579104 - KIT OIL COOLER - Original OEM part
CUMMINS
$21,334.01$19,680.63ONAN 5579104 - KIT OIL COOLER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$21,334.01$19,680.63 -
CUMMINS 5579091 - KIT CYLINDER - Original OEM part
CUMMINS
$2,511.74$2,317.09ONAN 5579091 - KIT CYLINDER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$2,511.74$2,317.09 -
CUMMINS 5579071 - KIT CYLINDER - Original OEM part
CUMMINS
$2,327.08$2,146.74ONAN 5579071 - KIT CYLINDER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$2,327.08$2,146.74 -
CUMMINS 5578588 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$1,152.54$1,063.23ONAN 5578588 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$1,152.54$1,063.23 -
CUMMINS 5578540 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$762.31$703.24ONAN 5578540 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$762.31$703.24 -
CUMMINS 5578533 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$997.43$920.14ONAN 5578533 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$997.43$920.14 -
CUMMINS 5578473 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$1,522.14$1,404.18ONAN 5578473 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$1,522.14$1,404.18 -
CUMMINS 5578469 - HOSE FLEXIBLE - Original OEM part
CUMMINS
$1,518.88$1,401.18ONAN 5578469 - HOSE FLEXIBLE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$1,518.88$1,401.18 -
CUMMINS 5578240 - MANIFOLD FUEL - Original OEM part
CUMMINS
$1,516.36$1,398.85ONAN 5578240 - MANIFOLD FUEL. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$1,516.36$1,398.85 -
CUMMINS 5578231 - SCREW HEX FLANGE HEAD CAP - Original OEM part
CUMMINS
$195.71$180.55ONAN 5578231 - SCREW HEX FLANGE HEAD CAP. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$195.71$180.55 -
CUMMINS 5578209 - UNION MALE - Original OEM part
CUMMINS
$348.76$321.74ONAN 5578209 - UNION MALE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$348.76$321.74 -
CUMMINS 5578182 - TUBE LUB OIL TRANSFER - Original OEM part
CUMMINS
$345.38$318.63ONAN 5578182 - TUBE LUB OIL TRANSFER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$345.38$318.63 -
CUMMINS 5578147 - BRACKET AFTERTREATME - Original OEM part
CUMMINS
$7,860.12$7,250.97ONAN 5578147 - BRACKET AFTERTREATME. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$7,860.12$7,250.97 -
CUMMINS 5578108 - PLUG THREADED - Original OEM part
CUMMINS
$358.95$331.14ONAN 5578108 - PLUG THREADED. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$358.95$331.14 -
CUMMINS 5577989 - PLATE BASE - Original OEM part
CUMMINS
$1,519.79$1,402.02ONAN 5577989 - PLATE BASE. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$1,519.79$1,402.02 -
CUMMINS 5577984 - SPACER BEARING - Original OEM part
CUMMINS
$606.95$559.92ONAN 5577984 - SPACER BEARING. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$606.95$559.92 -
CUMMINS 5577983 - WASHER SPRING - Original OEM part
CUMMINS
$339.93$313.59ONAN 5577983 - WASHER SPRING. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$339.93$313.59 -
CUMMINS 5577886 - TUBE AIR TRANSFER - Original OEM part
CUMMINS
$514.25$474.41ONAN 5577886 - TUBE AIR TRANSFER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$514.25$474.41 -
CUMMINS 5577836 - SHIM - Original OEM part
CUMMINS
$93.43$86.20ONAN 5577836 - SHIM. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$93.43$86.20 -
CUMMINS 5576061 - CORE COOLER - Original OEM part
CUMMINS
$124.96$115.29ONAN 5576061 - CORE COOLER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$124.96$115.29 -
CUMMINS 5575752 - HARNESS WIRING - Original OEM part
CUMMINS
$327.55$302.17ONAN 5575752 - HARNESS WIRING. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$327.55$302.17 -
CUMMINS 5575695 - TUBE SPARK PLUG ADAPTER - Original OEM part
CUMMINS
$46.57$42.97ONAN 5575695 - TUBE SPARK PLUG ADAPTER. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$46.57$42.97 -
CUMMINS 5575645 - HOSE MOLDED - Original OEM part
CUMMINS
$77.65$71.64ONAN 5575645 - HOSE MOLDED. This is an authentic CUMMINS replacement part. Available for USA and Canada only. Other countries please contact us.$77.65$71.64