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
-
CUMMINS 4014592 CLAMP HOSE CUMMINS/CUMMINS Original OEM part
CUMMINS
$90.70$82.86Engineered Precision for Reliable Power Durable, High-Quality Hose Clamping ensures leak-free connections under demanding conditions Designed to maintain optimal engine fluid routing and prevent...$90.70$82.86 -
CUMMINS 4012493 PLATE STOP CUMMINS/CUMMINS Original OEM part
CUMMINS
$152.98$139.75Cummins PLATE STOP /CUMMINS 4012493 Discover the superior quality of the original PLATE STOP /CUMMINS (SKU: 4012493), designed for optimal performance and durability. Our store stands out as the top...$152.98$139.75 -
CUMMINS 3975496 UNION MALE CUMMINS/CUMMINS Original OEM part
CUMMINS
$70.33$64.24Cummins UNION MALE /CUMMINS 3975496 Discover the superior quality of the UNION MALE /CUMMINS (SKU: 3975496), an essential component for optimal performance and durability. Our store is your best...$70.33$64.24 -
CUMMINS 3973961 PIPE AIR TRANSFER CUMMINS/CUMMINS Original OEM part
CUMMINS
$43.19$39.46Cummins PIPE AIR TRANSFER /CUMMINS 3973961 Discover the superior quality of the PIPE AIR TRANSFER by Cummins, SKU 3973961, available in our store. Our commitment to offering authentic replacement...$43.19$39.46 -
CUMMINS 3863317 SPACER MOUNTING CUMMINS/CUMMINS Original OEM part
CUMMINS
$28.23$25.79Cummins SPACER MOUNTING /CUMMINS 3863317 When it comes to quality and performance, our store stands out as the best choice for the original Spacer Mounting by Cummins (SKU: 3863317). We ensure that...$28.23$25.79 -
CUMMINS 3698382 CLAMP WIRE TIE CUMMINS/CUMMINS Original OEM part
CUMMINS
$6.93$6.33Cummins CLAMP WIRE TIE /CUMMINS 3698382 Discover the original CLAMP WIRE TIE by Cummins, SKU 3698382, available at our store where we prioritize quality and reliability. Sourced directly from the...$6.93$6.33 -
CUMMINS 3693977 BRACE TUBE CUMMINS/CUMMINS Original OEM part
CUMMINS
$27.99$25.57Engineered Toughness, Delivered Precision Robust structural support for critical engine components Designed to withstand high stress and vibration environments Certified genuine OEM part from...$27.99$25.57 -
CUMMINS 3655947 PULLEY IDLER CUMMINS/CUMMINS Original OEM part
CUMMINS
$173.28$158.29Cummins PULLEY IDLER /CUMMINS 3655947 Discover the original PULLEY IDLER from Cummins, SKU 3655947, designed for optimal performance and durability. Our store stands out as the premier source for...$173.28$158.29 -
CUMMINS 3645264 SCREW HEXAGON HEAD CAP CUMMINS/CUMMINS Original OEM part
CUMMINS
$14.08$12.87Cummins SCREW HEXAGON HEAD CAP /CUMMINS 3645264 Looking for the original SCREW HEXAGON HEAD CAP from Cummins Our store offers this essential item, SKU 3645264, ensuring you receive top-notch quality...$14.08$12.87 -
CUMMINS 3643663 SHIELD HEAT CUMMINS/CUMMINS Original OEM part
CUMMINS
$2,677.06$2,445.50Cummins SHIELD HEAT /CUMMINS 3643663 Discover the original SHIELD HEAT from Cummins, SKU 3643663, designed to provide reliable performance for your outdoor equipment. Our store is your best choice...$2,677.06$2,445.50 -
CUMMINS 3643654 SHIELD HEAT CUMMINS/CUMMINS Original OEM part
CUMMINS
$979.60$894.87Cummins SHIELD HEAT /CUMMINS 3643654 Discover the original SHIELD HEAT from Cummins (SKU: 3643654) at our store, where quality and reliability are prioritized. Our commitment to sourcing authentic...$979.60$894.87 -
CUMMINS 3643021 RING RETAINING CUMMINS/CUMMINS Original OEM part
CUMMINS
$6.48$5.92Cummins RING RETAINING /CUMMINS 3643021 Discover the reliability of the original RING RETAINING /CUMMINS, designed to meet the exact specifications for optimal performance. Our store is committed to...$6.48$5.92 -
CUMMINS 3423035 SCREW HEXAGON HEAD CAP CUMMINS/CUMMINS Original OEM part
CUMMINS
$7.03$6.42Cummins SCREW HEXAGON HEAD CAP /CUMMINS 3423035 Discover the reliability of the SCREW HEXAGON HEAD CAP from Cummins, SKU 3423035, designed for optimal performance. Our store guarantees original...$7.03$6.42 -
CUMMINS 3393761 CONNECTOR MALE CUMMINS/CUMMINS Original OEM part
CUMMINS
$34.83$31.82Precision crafted for enduring power and reliability Engineered for seamless compatibility and rugged performance Designed to maintain optimal electrical connections under demanding...$34.83$31.82 -
ONAN 3385204 HARNESSCONTROL PANEL ONAN/CUMMINS Original OEM part
ONAN
$504.28$460.66Cummins HARNESS-CONTROL PANEL /CUMMINS 338-5204 Discover the exceptional quality of the HARNESS-CONTROL PANEL from Cummins, SKU 338-5204, designed to provide reliable performance for your outdoor...$504.28$460.66 -
ONAN 3384700 HARNESSENGINE ONAN/CUMMINS Original OEM part
ONAN
$975.47$891.09Cummins HARNESSENGINE /CUMMINS 3384700 Discover the original HARNESSENGINE /CUMMINS (SKU: 3384700), designed for optimal performance and durability. Our store stands out by providing authentic...$975.47$891.09 -
ONAN 338442605 HARNESS WIRING ONAN/CUMMINS Original OEM part
ONAN
$109.88$100.38Precision-crafted to energize your generator’s core with unwavering reliability Designed for exact compatibility to ensure flawless connectivity and operation Constructed with high-quality materials...$109.88$100.38 -
ONAN 3383891 (OPE)HARNESSRELAY PLATE ONAN/CUMMINS Original OEM part
ONAN
$419.12$382.86Cummins (OPE)HARNESS-RELAY PLATE /CUMMINS 338-3891 Discover the original (OPE) HARNESS-RELAY PLATE by Cummins, SKU 338-3891, at our store, where we prioritize quality and reliability. Our commitment...$419.12$382.86 -
ONAN 3373606 BRACKET BUSBAR ONAN/CUMMINS Original OEM part
ONAN
$48.66$44.45Cummins BRACKET BUSBAR /CUMMINS 337-3606 Discover the original BRACKET BUSBAR from Cummins, designed for optimal performance and reliability in your outdoor equipment. Our store is your best choice...$48.66$44.45 -
ONAN 335025102 CABLE ASSEMBLY(MEDIUM/HIG ONAN/CUMMINS Original OEM part
ONAN
$948.00$866.00Cummins CABLE ASSEMBLY(MEDIUM/HIG /CUMMINS 335-0251-02 Discover the exceptional quality of the original CABLE ASSEMBLY(MEDIUM/HIG /CUMMINS), SKU 335-0251-02, exclusively available at our store...$948.00$866.00 -
CUMMINS 3336622 RING RETAINING CUMMINS/CUMMINS Original OEM part
CUMMINS
$23.72$21.67Cummins RING RETAINING /CUMMINS 3336622 Discover the superior quality of the original RING RETAINING /CUMMINS, SKU 3336622, exclusively available at our store. We pride ourselves on offering...$23.72$21.67 -
CUMMINS 3336504 SCREW SOCKET HEAD CAP CUMMINS/CUMMINS Original OEM part
CUMMINS
$9.00$8.23Cummins SCREW SOCKET HEAD CAP /CUMMINS 3336504 Discover the quality and reliability of the SCREW SOCKET HEAD CAP from Cummins, SKU 3336504. Our store prides itself on providing only original...$9.00$8.23 -
ONAN 33010258 BRACKET END ONAN/CUMMINS Original OEM part
ONAN
$449.47$410.59Precision engineered for robust support and alignment within your Onan generator system Optimizes structural integrity to maintain consistent operation under challenging conditions 100% genuine ONAN...$449.47$410.59 -
ONAN 33010137 FOOT ONAN/CUMMINS Original OEM part
ONAN
$268.14$244.94Stability that powers confidence – engineered for enduring support Precision-crafted to reduce vibration and maintain engine alignment Durability tested to withstand continuous generator operation...$268.14$244.94 -
ONAN 327113 GREASE ISOFLEX TOPAS NCA ONAN/CUMMINS Original OEM part
ONAN
$1,872.82$1,710.82Engineered for Excellence: Enhance your generator’s endurance with grease specifically formulated for Onan equipment. Superior Lubrication: Ensures optimal protection against wear, corrosion, and...$1,872.82$1,710.82 -
CUMMINS 3234570 GASKET CARBURETOR CUMMINS/CUMMINS Original OEM part
CUMMINS
$6.49$5.93Engineered Precision for Enduring Performance Seals Carburetor Systems with Exceptional Reliability Durable Construction to Withstand Harsh Conditions Certified Genuine OEM Cummins Component for...$6.49$5.93 -
ONAN 3232124 CONNECTOR RECEPTACLE ONAN/CUMMINS Original OEM part
ONAN
$247.94$226.49Cummins CONNECTOR RECEPTACLE /CUMMINS 323-2124 Discover the original CONNECTOR RECEPTACLE /CUMMINS, SKU 323-2124, designed for optimal performance and reliability. Our store prides itself on...$247.94$226.49 -
ONAN 320234670 CIRCUIT BREAKER (HFRAME) ONAN/CUMMINS Original OEM part
ONAN
$397.65$363.25Engineered for dependable power protection and peak operational safety Precision-made circuit interruption to safeguard your generator system Robust design ensures lasting durability even under...$397.65$363.25 -
ONAN 3202103 CIRCUIT BREAKER (SHR PNL ONAN/CUMMINS Original OEM part
ONAN
$665.00$607.48Power protection perfected through precision engineering. Reliable trip response ensuring generator safety under electrical faults. Durable construction designed to withstand demanding generator...$665.00$607.48 -
ONAN 3201934 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$2,467.39$2,253.96Engineered for excellence, trusted for safety. Robust current interruption to protect your generator system effectively. Durable construction ensures long-lasting service under demanding conditions...$2,467.39$2,253.96 -
ONAN 320183667 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$197.33$180.26Precision Engineered Protection for Your Generator's Heartbeat Robust circuit interruption to safeguard your system from electrical faults Designed to optimize uptime and prevent costly...$197.33$180.26 -
ONAN 320183663 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$197.33$180.26Engineered for Excellence: Designed to safeguard your generator’s critical circuits with unmatched precision. Reliable Circuit Protection: Prevents overloads and electrical faults, ensuring...$197.33$180.26 -
ONAN 320183661 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$197.33$180.26Precision engineered for unmatched safety and performance Durable design optimized for long service life in demanding environments OEM certified by ONAN to guarantee full compatibility and...$197.33$180.26 -
ONAN 320183654 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$197.33$180.26Empower your generator’s defense with unmatched precision and reliability. Robust circuit protection designed to prevent electrical faults and system damage. Engineered to exact Cummins Onan...$197.33$180.26 -
ONAN 320183653 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$197.29$180.23Depend on durability engineered for your power’s heartbeat Precise circuit interruption to shield your generator from overloads Robust design crafted for seamless integration with ONAN...$197.29$180.23 -
ONAN 320169061 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$144.39$131.90Engineered to safeguard your power source with unwavering precision. Robust circuit interruption to prevent electrical overloads and damage. Designed for high reliability under critical operational...$144.39$131.90 -
ONAN 320169060 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$65.53$59.86Cummins CIRCUIT BREAKER /CUMMINS 320-1690-60 Discover the reliability of the original Cummins Circuit Breaker (SKU: 320-1690-60), designed for optimal performance and safety in outdoor equipment...$65.53$59.86 -
ONAN 320169059 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$144.39$131.90Precision-engineered protection for your power system High durability ensures dependable circuit interruption Authentic OEM component designed exclusively by ONAN ONAN 320-1690-59 CIRCUIT BREAKER –...$144.39$131.90 -
ONAN 320168951 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$167.94$153.41Engineered for safety and reliability, protecting your Onan power system with unmatched precision. Designed to prevent electrical overload, ensuring uninterrupted and safe generator operation...$167.94$153.41 -
ONAN 320163713 CIRCUIT BREAKER ONAN/CUMMINS Original OEM part
ONAN
$2,422.66$2,213.10Engineered for uncompromising safety and durability Precise fit and flawless compatibility with ONAN generator systems Critical protection that sustains your generator’s power integrity 100% genuine...$2,422.66$2,213.10