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.
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ONAN 5031270 WATER HOSE Original ONAN/CUMMINS OEM part
ONAN
$24.70$22.57Cummins WATER HOSE 5031270 Find the original Cummins WATER HOSE with SKU 5031270 at our online store. Crafted by Cummins, this durable WATER HOSE ensures a perfect fit and superior performance for...$24.70$22.57 -
ONAN 1502550 GOVERNOR ROD SPRING ONAN Genuine OEM Part
ONAN
$29.80$27.23Guaranteed Genuine ONAN OEM Part for dependable performance Precisely controls engine speed through accurate governor rod tension Enhances engine responsiveness to load changes, reducing wear and...$29.80$27.23 -
ONAN 1300959 HEAT EXCHANGER GASKET Original ONAN/CUMMINS OEM part
ONAN
$11.70$10.69Engineered for Excellence: Precision-crafted to maintain optimal engine cooling performance. Durability You Can Trust: Built to withstand high temperatures and prolonged use. Authentic ONAN OEM...$11.70$10.69 -
ONAN 1810372 FUEL GAUGE Original ONAN/CUMMINS OEM part
ONAN
$9.55$8.72Cummins FUEL GAUGE 181-0372 Find the original "FUEL GAUGE" by Cummins with SKU 181-0372 on our online store. Our premium quality replacement parts guarantee a perfect fit and optimum performance for...$9.55$8.72 -
ONAN A073R241 KIT WATER PUMP REPAIR ONAN Genuine OEM Part
ONAN
$496.09$453.18Precision Engineering for Lasting Performance Essential Component for Effective Engine Cooling Designed to Meet Exact ONAN OEM Specifications Guaranteed to fit and function seamlessly with your ONAN...$496.09$453.18 -
ONAN A055V350 BATTERY CHARGER ONAN Genuine OEM Part
ONAN
$325.98$297.79Authentic ONAN Genuine OEM component designed for seamless compatibility Efficiently charges and maintains battery power for uninterrupted generator operation Supports extended battery life and...$325.98$297.79 -
CUMMINS 3885907 PAINT Original OEM part PACK OF 6
CUMMINS
$170.04$155.33Cummins 3885907 PAINT MINS3885907 Find the genuine 3885907 PAINT by Cummins at our store. This highquality replacement part ensures optimal performance and durability for your outdoor equipment. Made...$170.04$155.33 -
4BT Cummins Oil Cooler Tube 3916285 OEM
CUMMINS
$82.63$75.483916285-B is a genuine OEM oil cooler tube made from high-grade metal for maximum reliability. Designed to efficiently transport oil between the cooler and engine to regulate temperature. ...$82.63$75.48 -
ONAN A045T315 RADIATOR FAN Original ONAN/CUMMINS OEM part
ONAN
$169.43$154.77Cummins RADIATOR FAN A045T315 Upgrade your equipment with the original Cummins RADIATOR FAN (SKU A045T315). Our store stands out as the prime destination for authentic replacement parts. Ensure...$169.43$154.77 -
ONAN A043N076 GAUGE Original ONAN/CUMMINS OEM part
ONAN
$23.35$21.33Cummins GAUGE A043N076 Find the original Cummins GAUGE with SKU A043N076 in our store. Engineered to precision, this genuine part ensures optimal performance for your outdoor equipment. Trust in the...$23.35$21.33 -
ONAN A043L038 HINGE DOOR Original ONAN/CUMMINS OEM part
ONAN
$73.33$66.98Cummins HINGE DOOR A043L038 At our store, we pride ourselves on offering original replacement parts like the HINGE DOOR by Cummins. With SKU A043L038, this highquality part is a perfect fit for your...$73.33$66.98 -
CUMMINS 5287024 BELLOWS Original OEM part
CUMMINS
$59.66$54.50Empower your engine’s integrity with authentic Cummins precision Engineered for superior flexibility and resistance to wear Designed to protect critical components from dust, debris, and...$59.66$54.50 -
CUMMINS 3918143 ALTERNATOR BRACE Original OEM part
CUMMINS
$48.44$44.25Cummins 3918143 - ALTERNATOR BRACE MINS3918143 Discover the genuine 3918143 - ALTERNATOR BRACE by Cummins, SKU MINS3918143, ensuring perfect compatibility. Shop confidently at our store, your...$48.44$44.25 -
ONAN 300587817 15 AMP BATTERY CHARGER CONTROL ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$2,086.58$1,906.09Power your engine with confidence – trusted quality for lasting performance. Precision-engineered battery charger control assembly for optimal charging efficiency. Robust design ensures long-term...$2,086.58$1,906.09 -
ONAN 5410770 CONTROL NETWORK COMM KIT Original ONAN/CUMMINS OEM part
ONAN
$843.60$770.63Experience seamless communication with ONAN's precision engineering Ensures reliable network connectivity for uninterrupted generator control Designed to optimize system performance and extend...$843.60$770.63 -
ONAN 3384663 JUMPER HARNESS ONAN Genuine OEM Part
ONAN
$361.93$330.62The ONAN 338-4663 Jumper Harness is a high-quality replacement part made from durable materials and supplied as a genuine OEM component. This jumper harness ensures proper electrical...$361.93$330.62 -
ONAN 302205832 CURRENT TRANSFORMER Original ONAN/CUMMINS OEM part
ONAN
$588.67$537.75Precision engineered to power your system with uncompromised accuracy Key feature: Accurate current measurement for enhanced system protection Key feature: Durable design built to withstand...$588.67$537.75 -
ONAN 1852235 THERMOSTAT Original ONAN/CUMMINS OEM part
ONAN
$70.08$64.02Cummins THERMOSTAT 185-2235 When it comes to finding the perfect replacement THERMOSTAT for your outdoor equipment, look no further than our store. We offer the original Cummins THERMOSTAT with SKU...$70.08$64.02 -
ONAN 3520160 FIXED RESISTOR Original ONAN/CUMMINS OEM part
ONAN
$55.18$50.41Precision engineered for lasting power and performance Ensures optimal electrical flow and system stability Maintains generator functionality under demanding conditions Certified genuine OEM...$55.18$50.41 -
ONAN 3090714 PRESSURE SWITCH ONAN Genuine OEM Part
ONAN
$55.85$51.02Genuine ONAN OEM component engineered for seamless integration Monitors and regulates pressure to protect engine operation Supports sustaining optimal performance and system safety Maintain warranty...$55.85$51.02 -
ONAN 1852300 WATER HOSE Original ONAN/CUMMINS OEM part
ONAN
$21.62$19.75Cummins WATER HOSE 1852300 When it comes to quality water hoses, look no further than the Cummins 1852300. Crafted with durability and performance in mind, this original replacement part ensures a...$21.62$19.75 -
ONAN 5080115 RUBBER GROMMET Original ONAN/CUMMINS OEM part
ONAN
$16.44$15.02Cummins RUBBER GROMMET 5080115 Choose the highquality RUBBER GROMMET (SKU: 5080115) from Cummins, available at our store at the best price. Engineered to precision, this genuine replacement part...$16.44$15.02 -
ONAN 130445001 PUSH ON CAP Original ONAN/CUMMINS OEM part
ONAN
$18.48$16.88Cummins PUSH ON CAP 130-4450-01 Find the authentic Cummins PUSH ON CAP, SKU 130-4450-01, at our store, the ultimate destination for original replacement parts. Crafted with precision to meet exact...$18.48$16.88 -
ONAN 1460779 ORIFICE LIQUID PROPANE GAS CARBURETOR Original ONAN/CUMMINS OEM part
ONAN
$12.38$11.31Cummins ORIFICE LIQUID PROPANE GAS CARBURETOR 1460779 Find the original ORIFICE LIQUID PROPANE GAS CARBURETOR by Cummins, SKU 1460779, at our store. Built with precision and quality materials, this...$12.38$11.31 -
ONAN 5080117 RUBBER GROMMET Original ONAN/CUMMINS OEM part
ONAN
$10.05$9.18Cummins RUBBER GROMMET 5080117 Find peace of mind when replacing your RUBBER GROMMET with SKU 5080117 from Cummins. Our store offers only original parts, ensuring a perfect fit for your outdoor...$10.05$9.18 -
ONAN 502136702 HOSE CONNECTOR Original ONAN/CUMMINS OEM part
ONAN
$8.00$7.31Cummins HOSE CONNECTOR 502-1367-02 Discover the top-notch Cummins HOSE CONNECTOR (SKU: 502-1367-02) in our store. Crafted with precision, this genuine replacement part ensures a perfect fit for your...$8.00$7.31 -
ONAN 405699301 SOUND INSULATION Original ONAN/CUMMINS OEM part
ONAN
$7.94$7.25Cummins SOUND INSULATION 405-6993-01 Experience unmatched performance with the Cummins SOUND INSULATION, SKU 405-6993-01. Crafted with precision to reduce noise levels, this original part ensures...$7.94$7.25 -
ONAN 5180515 WIRE CLIP Original ONAN/CUMMINS OEM part
ONAN
$8.07$7.37Cummins WIRE CLIP 518-0515 Upgrade your outdoor equipment with the original "WIRE CLIP" by Cummins, SKU: 518-0515. Designed for durability and precision, this replacement part ensures optimal...$8.07$7.37 -
ONAN 1403121 METAL CLIP Original ONAN/CUMMINS OEM part
ONAN
$8.37$7.65Cummins METAL CLIP 1403121 Explore our topquality Cummins METAL CLIP, SKU 1403121, designed for durability and reliability. Our store ensures you get authentic replacement parts at the best prices...$8.37$7.65 -
ONAN A043A369 VENTILATION HOSE Original ONAN/CUMMINS OEM part
ONAN
$6.64$6.06Cummins VENTILATION HOSE A043A369 Find the original "VENTILATION HOSE" with SKU "A043A369" from Cummins at our store. Crafted with precision, this top-quality hose ensures optimal performance and...$6.64$6.06 -
ONAN A034N106 BLOCK TERMINAL Original ONAN/CUMMINS OEM part
ONAN
$9.93$9.07Cummins BLOCK TERMINAL NO LONGER AVAILABLE A034N106 Find the original "BLOCK TERMINAL NO LONGER AVAILABLE" A034N106 from Cummins in our store. Our stock ensures top-quality replacement parts for...$9.93$9.07 -
ONAN A044A305 CHAIN SAFETY ONAN/CUMMINS Original OEM part
ONAN
$1,053.24$962.13Cummins CHAIN SAFETY /CUMMINS A044A305 Discover the reliability of the CHAIN SAFETY /CUMMINS (SKU: A044A305) available at our store. We pride ourselves on offering original parts that ensure optimal...$1,053.24$962.13 -
ONAN A044J447HARNESS GENERATOR ELECTRIOriginal OEM part
ONAN
$1,322.86$1,208.43Cummins HARNESS GENERATOR ELECTRI A044J447 Find the original HARNESS GENERATOR ELECTRI **SUPERSEDED TO A045K953** by Cummins, SKU: A044J447, at our store. Our inventory ensures you get authentic...$1,322.86$1,208.43 -
ONAN 1490096 FUEL PUMP VALVE Original ONAN/CUMMINS OEM part
ONAN
$24.98$22.82Precision-engineered for seamless fuel flow and optimum engine responsiveness Constructed to meet rigorous OEM standards for enduring performance Critical component for maintaining clean, consistent...$24.98$22.82 -
Cummins 6BT Starter A040J391 OEM
ONAN
$463.59$423.49This is a genuine OEM starter, made from high-grade metal alloys, built for durability. Features a robust gear mechanism ensuring reliable engine ignition every time. Constructed for...$463.59$423.49 -
ONAN A049R645 FAN BELT Original ONAN/CUMMINS OEM part
ONAN
$1,053.13$962.03Precision Crafted for Enduring Power Exceptional Durability to Withstand Demanding Environments Perfect OEM Fit for Seamless Integration and Performance Certified Genuine ONAN OEM Component for...$1,053.13$962.03 -
ONAN A046P254 LEVEL GAUGE Original ONAN/CUMMINS OEM part
ONAN
$214.62$196.05Cummins LEVEL GAUGE A046P254 Find the genuine Cummins LEVEL GAUGE with SKU A046P254 in our store the perfect replacement part for your outdoor equipment. Trust in the quality of Cummins for a...$214.62$196.05 -
ONAN A043V949 CHOKE SPRING Original ONAN/CUMMINS OEM part
ONAN
$17.45$15.94Precision and dependability in every coil. Restores optimal choke function for smooth engine starts. Durable construction engineered for long-term service. Authentic OEM component from ONAN for...$17.45$15.94 -
ONAN A042X738 CIRCUIT BREAKER COVER Original ONAN/CUMMINS OEM part
ONAN
$35.79$32.70Engineered to safeguard your generator’s critical circuits with precision and reliability. Designed for seamless fit and optimal protection against electrical faults. Manufactured as a genuine OEM...$35.79$32.70 -
CUMMINS 5418557 AFTERTREATMENT DEVICE GASKET Original OEM part
CUMMINS
$88.43$80.78Precision-engineered to safeguard engine performance and emissions compliance Durable construction ensures lasting seal integrity under demanding conditions Expertly crafted by Cummins for...$88.43$80.78