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 A028X832 RAIN CAP Original ONAN/CUMMINS OEM part
ONAN
$77.72$70.99Cummins RAIN CAP A028X832 Find the genuine "RAIN CAP" with SKU A028X832 from the reliable brand Cummins at our online store. Made specifically for outdoor equipment, this rain cap ensures optimal...$77.72$70.99 -
ONAN 5040064 VALVE Y Original ONAN/CUMMINS OEM part
ONAN
$221.84$202.65Cummins VALVE Y 504-0064 Our store offers the original "VALVE Y" by Cummins, SKU 504-0064, ensuring top-quality replacement parts for your outdoor equipment. With a commitment to authenticity and...$221.84$202.65 -
ONAN 3384090 EXTENSION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$79.13$72.28Engineered for seamless power connectivity and unmatched reliability Durable construction designed to withstand demanding operational environments Ensures precise fit and function as an authentic...$79.13$72.28 -
ONAN A034T910 INSTALLATION RELAY Original ONAN/CUMMINS OEM part
ONAN
$78.95$72.12Cummins INSTALLATION RELAY A034T910 Explore our collection of original Cummins INSTALLATION RELAY with SKU A034T910, designed to ensure optimal performance of your outdoor equipment. Trust in our...$78.95$72.12 -
ONAN 1150519 ROCKER ARM Original ONAN/CUMMINS OEM part
ONAN
$107.05$97.79Cummins ROCKER ARM 115-0519 Get your hands on the genuine Cummins ROCKER ARM with SKU 115-0519 from our online store. Our commitment to quality ensures that you receive the perfect replacement part...$107.05$97.79 -
ONAN A032X360 LEFT SOUND INSULATION Original ONAN/CUMMINS OEM part
ONAN
$40.29$36.81Cummins LEFT SOUND INSULATION A032X360 Upgrade your lawn mower's performance with the genuine "LEFT SOUND INSULATION" by Cummins, SKU "A032X360". Our store offers the best quality original parts at...$40.29$36.81 -
ONAN 3372490 BUS LOAD STAB Original ONAN/CUMMINS OEM part
ONAN
$25.10$22.93Empower your generator’s stability with precision-engineered OEM parts Designed to optimize load handling for consistent, smooth operation Durable construction to extend generator system longevity...$25.10$22.93 -
ONAN A034C171 CHECK VALVE Original ONAN/CUMMINS OEM part
ONAN
$80.63$73.65Precision-engineered for reliability and uncompromising performance. Essential check valve functionality to protect fuel flow and engine integrity. Manufactured exclusively by ONAN to guarantee...$80.63$73.65 -
ONAN 3063416 MOUNTING BASE BARRIER Original ONAN/CUMMINS OEM part
ONAN
$27.93$25.51Cummins MOUNTING BASE BARRIER 306-3416 Discover the authentic Cummins MOUNTING BASE BARRIER with SKU 306-3416 only at our store. Our commitment to genuine replacement parts ensures top-notch quality...$27.93$25.51 -
ONAN 1303644 SUPPORT ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$47.66$43.54Cummins SUPPORT ASSEMBLY 130-3644 Find the perfect fit for your outdoor equipment with the original Cummins SUPPORT ASSEMBLY, SKU 130-3644. Our store is your top choice for genuine replacement...$47.66$43.54 -
ONAN 306428603 MAGNETO HELD COIL Original ONAN/CUMMINS OEM part
ONAN
$94.80$86.60Cummins MAGNETO HELD COIL 306-4286-03 Discover the top-quality MAGNETO HELD COIL by Cummins, with SKU 306-4286-03, at our online store. We are proud to offer original replacement parts like this one...$94.80$86.60 -
ONAN 120133802 OIL DRAIN BRACKET Original ONAN/CUMMINS OEM part
ONAN
$73.12$66.79Cummins OIL DRAIN BRACKET 120-1338-02 Our store proudly offers the genuine Cummins OIL DRAIN BRACKET with SKU 120-1338-02, ensuring high-quality replacement parts for your outdoor equipment. Crafted...$73.12$66.79 -
ONAN A034L397 140948 MUFFLER SPACER Original ONAN/CUMMINS OEM part
ONAN
$37.42$34.18Precision engineered for seamless power performance Superior exhaust alignment for reduced vibration and noise Durable construction delivering lasting reliability under heavy use Certified OEM...$37.42$34.18 -
ONAN A041C775 PREV MAINT KIT (ND) Original ONAN/CUMMINS OEM part
ONAN
$95.69$87.42Cummins PREV MAINT KIT (ND) NO LONGER AVAILABLE A041C775 Find the original PREV MAINT KIT (ND) NO LONGER AVAILABLE with SKU A041C775 from the trusted brand Cummins in our store. Our commitment to...$95.69$87.42 -
ONAN 3373789 MEDIUM/HIGH VOLT BUSBAR Original ONAN/CUMMINS OEM part
ONAN
$229.20$209.38Cummins MEDIUM/HIGH VOLT BUSBAR 337-3789 Unlock peak performance for your outdoor equipment with the original Cummins MEDIUM/HIGH VOLT BUSBAR (SKU: 337-3789). Designed for durability and efficiency,...$229.20$209.38 -
ONAN 1930469 MAP SENSOR Original ONAN/CUMMINS OEM part
ONAN
$125.66$114.79Cummins MAP SENSOR 193-0469 Find peace of mind with the Cummins MAP SENSOR (SKU: 193-0469), the ultimate solution for your outdoor equipment. Crafted with precision and quality, this MAP SENSOR...$125.66$114.79 -
ONAN 5010525 FUEL LIQUID PROPANE GAS LINE ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$116.76$106.66Precision engineered for lasting reliability Maintains optimal fuel flow for consistent power output Constructed with materials designed to withstand propane's rigors 100% Genuine ONAN OEM part...$116.76$106.66 -
ONAN 2490713 END BELL Original ONAN/CUMMINS OEM part
ONAN
$82.10$75.00Experience unmatched endurance with every genuine ONAN replacement part. Precisely engineered END BELL for optimal motor alignment and vibration reduction. Crafted to uphold engine integrity and...$82.10$75.00 -
ONAN 300519601 PANEL SWITCH PANEL MEMB Original ONAN/CUMMINS OEM part
ONAN
$251.00$229.29Cummins PANEL SWITCH PANEL MEMB 300-5196-01 Find the original PANEL SWITCH PANEL MEMB, SKU 300-5196-01 by Cummins at our store. With a reputation for quality and durability, Cummins products ensure...$251.00$229.29 -
ONAN A032X481 INSULATION SOUND REAR D Original ONAN/CUMMINS OEM part
ONAN
$20.78$18.99Cummins INSULATION SOUND REAR D A032X481 Our online store proudly offers the original INSULATION SOUND REAR D with SKU A032X481 from the trusted brand Cummins. Rest assured that you are purchasing a...$20.78$18.99 -
ONAN 3383866 HARNESS PRINTED CIRCUIT BOARD SHUNT Original ONAN/CUMMINS OEM part
ONAN
$307.63$281.02Engineered to empower your Onan generator's heart. Precision printed circuit board shunt harness enhances signal integrity and system reliability. Durable construction designed to withstand...$307.63$281.02 -
ONAN 405972402 ROOF SEAL RETAINER Original ONAN/CUMMINS OEM part
ONAN
$173.25$158.26Cummins ROOF SEAL RETAINER 405-9724-02 Choose the original Cummins ROOF SEAL RETAINER with SKU 405-9724-02 from our store for guaranteed quality and compatibility. Our collection of genuine...$173.25$158.26 -
ONAN 3081078 SPARE KEY Original ONAN/CUMMINS OEM part
ONAN
$194.24$177.44Cummins SPARE KEY 308-1078 Discover the Cummins SPARE KEY (SKU: 308-1078) - a crucial component for your lawn mower or outdoor equipment. As a brand known for quality and durability, Cummins...$194.24$177.44 -
ONAN A030B803 OIL TUBE Original ONAN/CUMMINS OEM part
ONAN
$96.04$87.73Cummins OIL TUBE A030B803 Discover the unmatched quality of the Cummins OIL TUBE, SKU A030B803, exclusively available at our store. Crafted with precision to ensure optimal performance and...$96.04$87.73 -
ONAN 5010698 FLEXIBLE FUEL LINE Original ONAN/CUMMINS OEM part
ONAN
$203.13$185.56Depend on precision-engineered fuel delivery that keeps your generator running strong under pressure. Crafted for flexibility and resilience to resist wear, leaks, and harsh operating conditions...$203.13$185.56 -
ONAN 338429501 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$91.58$83.66Precision That Powers Reliability Crafted to deliver flawless connectivity and signal control within your generator system. Designed for durability to endure rigorous usage and environmental stress...$91.58$83.66 -
ONAN 302205509 CURRENT TRANSFORMER Original ONAN/CUMMINS OEM part
ONAN
$151.33$138.24Precision Engineering for Power Accuracy – Rely on exact current measurement for your Onan generator system. Durable and Long-Lasting Construction – Built to withstand demanding operating conditions...$151.33$138.24 -
ONAN 3382142 3 WIRE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$30.00$27.41Precision engineered for seamless power delivery and system integrity Optimized wiring design ensures durable, corrosion-resistant connections Direct OEM replacement from ONAN for guaranteed...$30.00$27.41 -
ONAN 5010548 FLEXIBLE FUEL LINE Original ONAN/CUMMINS OEM part
ONAN
$178.97$163.49Precision-engineered for optimal fuel flow and durability under demanding conditions Resistant to fuel degradation, temperature variations, and vibration stress Guaranteed genuine ONAN OEM to...$178.97$163.49 -
ONAN 3002311 CONTROL KIT Original ONAN/CUMMINS OEM part
ONAN
$107.32$98.03Engineered precision meets reliable power delivery. Advanced control functions to optimize generator operation. Durable design crafted for long-lasting use in demanding environments. 100% genuine...$107.32$98.03 -
ONAN 70200202 ALUMINIUM EXTRUSION RAIL Original ONAN/CUMMINS OEM part
ONAN
$130.21$118.94Precision engineered for enduring strength and seamless integration. Robust aluminium construction ensures long-lasting support and corrosion resistance. Designed exclusively as an OEM component for...$130.21$118.94 -
ONAN A030B513 PICK UP TUBE Original ONAN/CUMMINS OEM part
ONAN
$60.20$55.00Cummins PICK UP TUBE A030B513 Find the genuine Cummins PICK UP TUBE with SKU A030B513 in our store, ensuring your outdoor equipment operates at its best. Crafted with precision and reliability, this...$60.20$55.00 -
ONAN 3190490 SWITCH BRACKET Original ONAN/CUMMINS OEM part
ONAN
$427.98$390.96Cummins SWITCH BRACKET 319-0490 Find the authentic Cummins SWITCH BRACKET with SKU 319-0490 in our store - the ultimate destination for high-quality replacement parts. Crafted with precision by...$427.98$390.96 -
ONAN 1553404 EXHAUST TUBE Original ONAN/CUMMINS OEM part
ONAN
$51.78$47.30Precision-engineered excellence from Onan for your generator's heart and soul. Durable exhaust tube crafted for optimal heat resistance and corrosion protection. Ensures efficient exhaust flow,...$51.78$47.30 -
ONAN 405600003 PANEL INSULATION Original ONAN/CUMMINS OEM part
ONAN
$187.99$171.73Cummins PANEL INSULATION 405-6000-03 Discover the genuine Cummins PANEL INSULATION, SKU 405-6000-03, at our online store. Rest assured of its high quality and compatibility with your equipment. Our...$187.99$171.73 -
ONAN 5030970 90 DEGREE ELBOW Original ONAN/CUMMINS OEM part
ONAN
$208.90$190.84Engineered precision for seamless integration Durable construction ensures long-term reliability under demanding conditions Genuine OEM Onan component optimized for peak generator performance ONAN...$208.90$190.84 -
ONAN 315164504 5 AMPERES CURRENT TRANSFORMER Original ONAN/CUMMINS OEM part
ONAN
$134.40$122.78Precision engineering meets unmatched reliability Accurate current sensing for enhanced generator efficiency Durable design built to withstand demanding conditions Certified genuine OEM component...$134.40$122.78 -
ONAN 403382403 RAIL ASSEMBLY Original ONAN/CUMMINS OEM part
ONAN
$69.18$63.20Cummins RAIL ASSEMBLY 403-3824-03 Discover the authentic "RAIL ASSEMBLY" by Cummins with SKU 403-3824-03, a reliable part crafted for optimal performance. Our store stands out as the prime choice...$69.18$63.20 -
ONAN 4056030 FILL TUBE RDTR Original OEM part
ONAN
$165.59$151.27Cummins 405-6030 - FILL TUBE RDTR - NO LONGER AVAILABLE MINS405-6030 Find the original 405-6030 - FILL TUBE RDTR - NO LONGER AVAILABLE by Cummins at our online store. Although this part is no longer...$165.59$151.27 -
ONAN 130729902 RADIATOR BRACKET Original ONAN/CUMMINS OEM part
ONAN
$104.95$95.87Cummins RADIATOR BRACKET 130-7299-02 Discover the genuine Cummins RADIATOR BRACKET, SKU 130-7299-02, available at our online store. Our store is your top choice for original replacement parts,...$104.95$95.87