Wire Harnesses
Genuine Wire Harnesses for Diesel Engines by Onan, Cummins & Fleetguard
Upgrade your diesel engine's electrical system with our premium wire harnesses, designed specifically for Onan, Cummins, and Fleetguard power engines. Our genuine wire harnesses ensure seamless connectivity and durability, critical for maintaining engine efficiency and safety.
Wire Harnesses & Electrical Wiring Solutions for Reliable Power Engines
Our catalog features expertly crafted wiring harnesses, complete wire assemblies, and connector kits that meet rigorous OEM standards. Whether you need replacement parts or upgrades, our wire harnesses guarantee robust performance under demanding conditions.
- OEM Quality: Authentic parts engineered to fit perfectly with Onan, Cummins, and Fleetguard diesel engines.
- Durability: Resistant to heat, vibration, and corrosion for long-lasting service life.
- Enhanced Engine Performance: Ensures optimal electrical flow, reducing downtime and maintenance costs.
Why Choose Our Wire Harnesses? We provide genuine, brand-specific wire harnesses that combine expert craftsmanship with reliable performance, ensuring your diesel engines operate efficiently and safely every time.
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CUMMINS 2864500 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,401.64$2,193.90Cummins 2864500 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS2864500 Looking for an authentic and reliable replacement part for your equipment Look no further! Our store offers the original "2864500...$2,401.64$2,193.90 -
CUMMINS 2864496 WIRING HARNESS Original OEM part
CUMMINS
$2,273.66$2,076.99Power your system with precision and reliability Engineered for seamless connectivity and long-lasting operation Designed to withstand demanding environments and ensure electrical integrity 100%...$2,273.66$2,076.99 -
CUMMINS 2864488 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,409.85$2,201.40Precision engineered for seamless control integration Durable design withstands harsh operational environments 100% Genuine OEM CUMMINS part guaranteeing perfect fit and function Power Your...$2,409.85$2,201.40 -
CUMMINS 2864482 WIRING HARNESS Original OEM part
CUMMINS
$2,898.96$2,648.20Engineered for precision and durability: experience unmatched reliability tailored to Cummins power systems. Optimized electrical connectivity: ensures flawless communication across critical engine...$2,898.96$2,648.20 -
CUMMINS 2864472 WIRING HARNESS Original OEM part
CUMMINS
$415.47$379.53Cummins 2864472 - WIRING HARNESS MINS2864472 Upgrade and repair your outdoor equipment with the authentic Cummins 2864472 - WIRING HARNESS, designed for optimal performance and durability. Our store...$415.47$379.53 -
CUMMINS 2862710 WIRING HARNESS Original OEM part
CUMMINS
$11,480.40$10,487.35Precision Crafted for Enduring Power Seamless Electrical Integration for Optimal Performance Robust Construction to Withstand Harsh Conditions 100% OEM Manufactured by Cummins for Guaranteed...$11,480.40$10,487.35 -
ONAN A034G148 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,856.56$4,436.47Cummins WIRING HARNESS A034G148 Discover the genuine Cummins WIRING HARNESS with SKU A034G148, ensuring a precise fit for your outdoor equipment. Entrust your maintenance needs to us and enjoy...$4,856.56$4,436.47 -
ONAN 338479102 WIRING INTERFACE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$12,755.85$11,652.47Cummins WIRING INTERFACE HARNESS 338-4791-02 Discover the original Cummins WIRING INTERFACE HARNESS with SKU 338-4791-02 at our store. Crafted for durability and reliability, this wiring harness...$12,755.85$11,652.47 -
ONAN A041X400 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$3,259.17$2,977.25Unmatched reliability engineered for your power system’s heart Precision-built wiring harness ensuring flawless electrical connectivity Durable construction to withstand harsh operating conditions...$3,259.17$2,977.25 -
ONAN A026C461 ENGINE MTO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,688.90$6,110.32Precision crafted for exceptional engine connectivity and reliability. Designed to withstand demanding conditions, ensuring durable performance. Genuine ONAN OEM part engineered for perfect...$6,688.90$6,110.32 -
ONAN A026C462 ENGINE MTO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$7,244.66$6,618.00Precision-crafted for dependable power delivery and seamless engine control integration. Designed to maintain optimal electrical connectivity under demanding operating conditions. Manufactured...$7,244.66$6,618.00 -
ONAN A041H629 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$9,418.22$8,603.54Engineered for uncompromising compatibility: The ONAN A041H629 Engine Harness integrates flawlessly with your generator system to guarantee reliable operation. Durable construction: Built to...$9,418.22$8,603.54 -
ONAN A041X398 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$8,723.87$7,969.26Precision-crafted for seamless integration with your ONAN engine Durable construction ensuring long-lasting operational stability Maintains flawless engine communication to optimize performance 100%...$8,723.87$7,969.26 -
ONAN 3384813 DC1 EXTENSION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$7,351.15$6,715.28Engineered to connect with precision for uninterrupted power delivery. Durable materials resist wear and environmental challenges, extending harness lifespan. Certified OEM component to preserve...$7,351.15$6,715.28 -
ONAN 3384236 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,446.04$5,888.46Engineered to Power Your Reliability Precision-built wiring for optimal electrical connectivity Durable construction ensures long-lasting resistance to heat and vibrations Authentic OEM component...$6,446.04$5,888.46 -
ONAN 3384432 EXTENSION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,954.55$6,352.98Precision engineered for seamless power connection integrity. Enhances system reliability by maintaining optimal signal transmission. Manufactured and certified as a genuine OEM Onan component...$6,954.55$6,352.98 -
ONAN A040F139 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,992.89$6,388.01Cummins WIRING HARNESS A040F139 Upgrade your outdoor equipment with the original "WIRING HARNESS" (SKU: A040F139) from Cummins. Ensure seamless functionality and optimal performance by replacing...$6,992.89$6,388.01 -
ONAN A028X448 ENGINE MTO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$8,167.26$7,460.79Precision engineered to maintain seamless power delivery in your Onan generator. Durable construction ensures consistent performance under demanding conditions. Critical component for engine control...$8,167.26$7,460.79 -
ONAN A035N223 GENSET HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,747.90$6,164.21Precision-engineered connection for unwavering power delivery Durable construction to withstand demanding generator conditions Seamless integration as an official ONAN OEM component ONAN A035N223...$6,747.90$6,164.21 -
ONAN 3384814 DC2 EXTENSION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,857.00$6,263.87Engineered for precision, built to endure through the toughest conditions Seamless connectivity with your Onan generator for optimized performance Designed to maintain system integrity and reduce...$6,857.00$6,263.87 -
ONAN A028X451 ENGINE MTO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$8,055.86$7,359.03Power your equipment with precision-crafted reliability Seamless compatibility with ONAN engines for optimal operation Durable wiring harness designed to maintain engine integrity under demanding...$8,055.86$7,359.03 -
ONAN A026C459 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,254.65$3,886.62Engineered to Power Your Peace of Mind Durable Construction for Consistent Connectivity Designed to Optimize Engine Signal Transmission 100% Genuine OEM ONAN Component for Guaranteed...$4,254.65$3,886.62 -
ONAN A026C460 ENGINE MTO HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,599.02$4,201.20Precision wiring crafted for seamless power delivery Engineered to withstand demanding operating conditions Designed exclusively as an OEM component for Onan generators ONAN A026C460 ENGINE MTO...$4,599.02$4,201.20 -
ONAN A034V210 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$3,349.00$3,059.32Engineered to deliver dependable connectivity for seamless power generation Precision-crafted wiring harness designed for optimized engine communication and fuel efficiency Enhanced durability to...$3,349.00$3,059.32 -
ONAN A026C458 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,141.90$3,783.63Precision-engineered connectivity: Experience seamless power and signal transmission with this essential engine harness. Durability for demanding conditions: Built to withstand rigorous use,...$4,141.90$3,783.63 -
ONAN A035G698 INTERFACE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$5,255.38$4,800.79Cummins INTERFACE HARNESS A035G698 Discover the genuine Cummins INTERFACE HARNESS, SKU A035G698, at our online store. Our collection boasts high-quality original replacement parts for lawn mowers...$5,255.38$4,800.79 -
ONAN A040J243 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,924.76$4,498.77Engineered for precision and compatibility with ONAN generators Durable construction to ensure long-term engine connectivity and reliability Genuine OEM component guaranteeing full integration and...$4,924.76$4,498.77 -
ONAN 3383808 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,563.56$4,168.81Power your Onan generator with precision engineered connectivity. Designed for seamless integration, the ONAN 338-3808 control harness ensures accurate signal transmission between engine components...$4,563.56$4,168.81 -
ONAN A035P971 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$1,400.85$1,279.68Cummins WIRING HARNESS A035P971 Find top-tier quality in the Cummins A035P971 Wiring Harness at our store. Authenticity guaranteed for your outdoor equipment needs. Transform your lawn mower with a...$1,400.85$1,279.68 -
ONAN 3385028 GENSET HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,590.74$4,193.64Precision-engineered durability by Cummins Onan—empowering your generator's heart. Seamless connectivity for optimal electrical performance under critical conditions. Designed to withstand the...$4,590.74$4,193.64 -
ONAN A029B457 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,139.84$3,781.74Precision engineered to empower your generator’s heartbeat Robust construction delivering reliable signal transmission even in harsh environments Designed for seamless integration with ONAN engine...$4,139.84$3,781.74 -
ONAN 3383973 ENGINE OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$6,395.70$5,842.48Engineered for precision, built for endurance—experience unmatched power connectivity with the ONAN 338-3973 Harness. Durable construction ensures seamless electrical flow, protecting your...$6,395.70$5,842.48 -
ONAN A035A332 INTERFACE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$3,586.87$3,276.61Cummins INTERFACE HARNESS A035A332 Find the genuine "INTERFACE HARNESS" with SKU "A035A332" by Cummins at our store. Expertly crafted and designed for optimal performance, this interface harness...$3,586.87$3,276.61 -
ONAN A040R113 AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$4,144.84$3,786.31Precision engineered to sustain your power integrity. Robust construction ensures flawless electrical connectivity under demanding conditions. Designed specifically to fit and perform within ONAN...$4,144.84$3,786.31 -
ONAN A040T729 AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$3,321.85$3,034.51Engineered for Excellence: The backbone of your generator's AC connectivity. Durable Construction: Designed to withstand rigorous generator operation stresses for extended service life. Seamless...$3,321.85$3,034.51 -
ONAN 3384472 GENSET HARNESS Original ONAN/CUMMINS OEM part
ONAN
$2,995.89$2,736.75Precision-engineered for dependable power delivery under demanding conditions. Durable construction ensures seamless connectivity and long-term reliability. Optimized to maintain generator system...$2,995.89$2,736.75 -
ONAN 338488402 GENSET HARNESS Original ONAN/CUMMINS OEM part
ONAN
$2,833.24$2,588.16Precision-powered connection for dependable generator performance Durable construction to withstand demanding power generation environments Ensures seamless electrical integration for maximum system...$2,833.24$2,588.16 -
ONAN A034M320 134909 T180 HARNESS KIT Original ONAN/CUMMINS OEM part
ONAN
$974.47$890.18Precision-engineered to empower your ONAN generator with reliability. Durable construction designed to maintain optimal electrical connectivity. Essential component for safeguarding your engine’s...$974.47$890.18 -
ONAN 338462402 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$2,812.37$2,569.10Precision Wired for Peak Performance – Engineered to connect your generator’s critical components flawlessly Robust Construction ensures durable operation even under demanding engine conditions OEM...$2,812.37$2,569.10 -
ONAN A034U454 WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$2,852.22$2,605.50Cummins WIRING HARNESS A034U454 Discover the top-quality "WIRING HARNESS" with SKU "A034U454" from the trusted brand Cummins at our store. Designed with precision and durability, this original...$2,852.22$2,605.50