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 A045M421 DIESEL EXHAUST FLUID HOSE Original ONAN/CUMMINS OEM part
ONAN
$112.26$102.55Engineered for excellence, built to endure — the ONAN A045M421 keeps your diesel exhaust flowing flawlessly. Precision-crafted hose for superior resistance to heat and chemical wear. Ensures...$112.26$102.55 -
ONAN A045M018 ELECTRIC MOTOR Original ONAN/CUMMINS OEM part
ONAN
$1,121.22$1,024.23Unmatched precision engineered for your Onan generator's optimal performance Durable electric motor designed for consistent power and extended service life Seamless fit guaranteed as a genuine Onan...$1,121.22$1,024.23 -
ONAN A045L961 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$2,596.02$2,371.46Precision-Engineered for Endurance: Built to meet stringent Cummins/Onan standards for superior reliability. Optimized for Engine Efficiency: Enhances performance and fuel economy while reducing...$2,596.02$2,371.46 -
ONAN A045L958 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$11,398.15$10,412.21Cummins GENERATOR NO LONGER AVAILABLE A045L958 Find your original replacement GENERATOR NO LONGER AVAILABLE by Cummins with SKU A045L958 at our store. With a commitment to quality, we assure you get...$11,398.15$10,412.21 -
ONAN A045L956 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$8,424.18$7,695.49Cummins GENERATOR A045L956 Discover the authentic Cummins GENERATOR with SKU A045L956, ensuring top-quality performance and longevity for your outdoor equipment. Our store is your ultimate...$8,424.18$7,695.49 -
ONAN A045L952 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$7,219.69$6,595.19Cummins GENERATOR A045L952 Find peace of mind in knowing that when you choose the Cummins A045L952 GENERATOR from our store, you're choosing top-notch quality and authentic replacement parts. Our...$7,219.69$6,595.19 -
ONAN A045L945 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$6,483.43$5,922.61Cummins GENERATOR A045L945 Discover the genuine Cummins GENERATOR with SKU A045L945 at our store. Ensure peak performance and longevity for your outdoor equipment with this original replacement part...$6,483.43$5,922.61 -
ONAN A045L938 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$8,719.07$7,964.87Empowering your generator’s heart with uncompromising authenticity. Precisely engineered to deliver steadfast power output under demanding conditions. Designed to optimize engine longevity while...$8,719.07$7,964.87 -
ONAN A045L887 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$6,789.07$6,201.82Engineered Precision for Lasting Power Reliable operation tailored specifically for your Onan generator Enhances fuel efficiency and reduces emissions for responsible energy use Guaranteed genuine...$6,789.07$6,201.82 -
ONAN A045L885 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$3,123.89$2,853.68Engineered to deliver uncompromised performance and reliability under demanding conditions. Precision-fit component designed to maintain your generator’s peak efficiency and longevity. Ensures...$3,123.89$2,853.68 -
ONAN A045L881 GENERATOR Original ONAN/CUMMINS OEM part
ONAN
$6,695.90$6,116.71Precision-engineered reliability designed for your power solutions Durable construction ensuring longevity under demanding generator conditions Enhanced compatibility optimizing your ONAN...$6,695.90$6,116.71 -
ONAN A045L579 FUEL TANK Original ONAN/CUMMINS OEM part
ONAN
$5,144.69$4,699.68Engineered for Excellence, Built to Last Precision-Fit Fuel Tank for Seamless Integration Durable Construction Assuring Safe and Efficient Fuel Delivery 100% Genuine OEM Onan Component Guaranteeing...$5,144.69$4,699.68 -
ONAN A045L435 RADIATOR GUARD Original ONAN/CUMMINS OEM part
ONAN
$56.36$51.49Cummins RADIATOR GUARD A045L435 Discover the premium quality RADIATOR GUARD with SKU A045L435 from the renowned brand Cummins in our store. Our exclusive collection of original replacement parts...$56.36$51.49 -
ONAN A045L167 COOLANT HOSE Original ONAN/CUMMINS OEM part
ONAN
$4.24$3.87Precision-Engineered Cooling Excellence for Lasting Power Durable construction ensures optimal temperature regulation Designed for seamless integration with ONAN generator systems Certified OEM part...$4.24$3.87 -
ONAN A045L155 COOLANT HOSE Original ONAN/CUMMINS OEM part
ONAN
$89.26$81.54Engineered to perform flawlessly under pressure Durable construction ensures long-lasting coolant flow management Maintains system integrity and prevents overheating Certified OEM part from ONAN...$89.26$81.54 -
ONAN A045L154 COOLANT HOSE Original ONAN/CUMMINS OEM part
ONAN
$124.87$114.07Precision engineered to maintain optimal engine temperature under all conditions Durable construction resists wear and prevents leaks for long-lasting dependability Fully compliant OEM part directly...$124.87$114.07 -
ONAN A045K857 RADIATOR GUARD Original ONAN/CUMMINS OEM part
ONAN
$52.19$47.68Cummins RADIATOR GUARD A045K857 Discover the superior quality and precision engineering of the Cummins RADIATOR GUARD, SKU A045K857, exclusively available at our online store. Crafted with...$52.19$47.68 -
ONAN A045K605 PARALLELING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$757.90$692.35Cummins PARALLELING HARNESS A045K605 Discover the authentic Cummins PARALLELING HARNESS with SKU A045K605, the perfect solution for your outdoor equipment. Designed with precision and quality in...$757.90$692.35 -
ONAN A045K106 FUEL TANK Original ONAN/CUMMINS OEM part
ONAN
$5,892.40$5,382.71Power your generator with trusted precision Engineered for robust fuel storage and leak-proof reliability Designed to maintain optimal fuel delivery under demanding conditions Certified genuine OEM...$5,892.40$5,382.71 -
ONAN A045J775 HOSE CONNECTOR FITTING Original ONAN/CUMMINS OEM part
ONAN
$67.03$61.23Cummins HOSE CONNECTOR FITTING A045J775 Offering the original HOSE CONNECTOR FITTING with the SKU A045J775 from the renowned brand Cummins, our store assures you of top-notch quality and precise...$67.03$61.23 -
ONAN A045J201 ACCESSORIES KIT Original ONAN/CUMMINS OEM part
ONAN
$571.15$521.75Precision-engineered excellence for your ONAN generator system Comprehensive kit designed to enhance system operation and durability Ensures optimal fit and function for lasting generator...$571.15$521.75 -
ONAN A045J037 HARNESS CONTROL Original ONAN/CUMMINS OEM part
ONAN
$4,892.00$4,468.85Cummins HARNESS CONTROL NO LONGER AVAILABLE A045J037 Find the original HARNESS CONTROL NO LONGER AVAILABLE with product SKU A045J037 from Cummins at our store. With our wide range of original...$4,892.00$4,468.85 -
ONAN A045G913 INSTALLATION CONTROL PANE Original ONAN/CUMMINS OEM part
ONAN
$7,447.69$6,803.47Cummins INSTALLATION CONTROL PANE A045G913 Experience seamless operations with the Cummins INSTALLATION CONTROL PANE (SKU: A045G913). At our store, authenticity is key, guaranteeing top-notch...$7,447.69$6,803.47 -
ONAN A045F184 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$41.67$38.07Precision-engineered for seamless power integration and lasting reliability Robust design ensures optimal control signal transmission for ONAN generators Crafted exclusively as an OEM component to...$41.67$38.07 -
ONAN A045D917 COOLANT HOSE Original ONAN/CUMMINS OEM part
ONAN
$42.56$38.88Precision in every bend, excellence in every connection. Designed for optimal coolant flow to safeguard engine temperature and performance. Constructed with premium materials to resist wear, heat,...$42.56$38.88 -
ONAN A045D915 COOLANT HOSE Original ONAN/CUMMINS OEM part
ONAN
$19.61$17.91Precision engineering that safeguards your generator's cooling system Resilient design for exceptional heat and pressure endurance Perfect OEM compatibility guarantees seamless installation and peak...$19.61$17.91 -
ONAN A045D209 FUEL TANK Original ONAN/CUMMINS OEM part
ONAN
$5,759.26$5,261.08Power your generator with unwavering confidence using the precision of ONAN engineering. Durable construction ensuring long-term fuel containment and resistance to corrosion. Designed to maintain...$5,759.26$5,261.08 -
ONAN A045C979 CERTIFICATION LABEL Original ONAN/CUMMINS OEM part
ONAN
$10.35$9.45Cummins CERTIFICATION LABEL A045C979 Find the original "CERTIFICATION LABEL" (SKU: A045C979) from Cummins at our store - the top choice for outdoor equipment replacement parts. Trust in the quality...$10.35$9.45 -
ONAN A045C970 CABLE Original ONAN/CUMMINS OEM part
ONAN
$86.70$79.21Precision engineered for seamless power continuity Durable construction guarantees long-lasting operation in demanding conditions Designed exclusively as an original equipment manufacturer (OEM)...$86.70$79.21 -
ONAN A045C721 SERVICE KIT Original ONAN/CUMMINS OEM part
ONAN
$190.83$174.32Cummins SERVICE KIT A045C721 Ensure optimal performance for your outdoor equipment with the Cummins SERVICE KIT (SKU: A045C721). Crafted with precision, this kit contains all the essential original...$190.83$174.32 -
ONAN A045C706 SERVICE KIT Original ONAN/CUMMINS OEM part
ONAN
$309.34$282.58Cummins SERVICE KIT A045C706 Find the perfect solution for your outdoor equipment maintenance with the original SERVICE KIT by Cummins (SKU: A045C706). Ensure top-notch performance and longevity by...$309.34$282.58 -
ONAN A045C566 FILLER OPENING CAP Original ONAN/CUMMINS OEM part
ONAN
$450.70$411.72Trusted Precision for Enduring Power Seamlessly fits your ONAN generator for reliable sealing Engineered to withstand harsh operating conditions ensuring leak-free performance 100% genuine ONAN OEM...$450.70$411.72 -
ONAN A045C554 BRACKET Original ONAN/CUMMINS OEM part
ONAN
$2,073.50$1,894.15Depend on precision-crafted durability for your power source Robust support ensuring stable component alignment Engineered specifically to OEM standards for flawless compatibility Authentic ONAN...$2,073.50$1,894.15 -
ONAN A045C389 CHARGE AIR COOLER Original ONAN/CUMMINS OEM part
ONAN
$11,853.24$10,827.93Experience uncompromising performance engineered for precision cooling efficiency Robust design to maximize engine longevity under the most demanding conditions Guaranteed OEM authenticity from ONAN...$11,853.24$10,827.93 -
ONAN A045C315 EXHAUST TUBE Original ONAN/CUMMINS OEM part
ONAN
$1,085.53$991.63Reliability that powers your peace of mind Precision-engineered exhaust tube for superior emission control Durable construction ensures long-lasting service life under demanding...$1,085.53$991.63 -
ONAN A045B604 LBL ITEM S/A TERMINAL ENGINE Original ONAN/CUMMINS OEM part
ONAN
$16.44$15.02Cummins LBL ITEM S/A TERMINAL ENGINE A045B604 Unleash the full potential of your outdoor equipment with the genuine Cummins LBL ITEM S/A TERMINAL ENGINE, SKU A045B604. At our store, we pride...$16.44$15.02 -
ONAN A045A626 ACCESSORIES KIT Original ONAN/CUMMINS OEM part
ONAN
$206.74$188.86Engineered Precision for Every Power Need Complete accessory set designed to optimize your generator’s functionality Durable components tailored to preserve engine health and performance Guaranteed...$206.74$188.86 -
ONAN A044Z856 EXHAUST GASKET Original ONAN/CUMMINS OEM part
ONAN
$37.13$33.92Precision-engineered to keep your power running smoothly Durable exhaust gasket designed for high-temperature resilience Seals exhaust components to prevent leaks and maintain engine...$37.13$33.92 -
ONAN A044Z217 ACCESSORIES KIT Original ONAN/CUMMINS OEM part
ONAN
$1,316.03$1,202.19Experience unmatched reliability with the ONAN A044Z217 Accessories Kit, crafted to elevate generator upkeep to professional standards. Includes all essential components needed to maintain efficient...$1,316.03$1,202.19 -
ONAN A044Z216 ACCESSORIES KIT Original ONAN/CUMMINS OEM part
ONAN
$160.38$146.51Precision-engineered for uncompromised generator performance Comprehensive accessory kit designed to maintain optimal operation Includes critical components ensuring seamless integration with your...$160.38$146.51