Main Bearings
Genuine Main Bearings for Diesel Engines by Onan, Cummins & Fleetguard
Maintain peak engine performance with our premium Main Bearings, specially designed for Onan, Cummins, and Fleetguard diesel engines. These essential components ensure smooth crankshaft rotation and reduce friction, directly impacting your engine's reliability and longevity.
Main Bearings for Diesel Engines – Authentic, Durable, and Reliable
Our genuine Main Bearings are manufactured to exact specifications, providing superior wear resistance and optimal load distribution. Whether you need standard main bearings, precision-fit variants, or high-performance replacements, our inventory guarantees compatibility and lasting durability for your power engines.
- Authentic Parts: Certified genuine Onan, Cummins, and Fleetguard components to ensure quality and fit.
- Enhanced Durability: Engineered with high-grade materials to withstand heavy-duty engine operation.
- Optimal Engine Efficiency: Designed to reduce friction and wear, maximizing your diesel engine's performance.
Why Choose Our Main Bearings?
Trust our genuine Main Bearings for unmatched quality, expert support, and seamless compatibility, ensuring your diesel engines operate efficiently and reliably every time.
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CUMMINS 2881977 .025 MAIN BEARING SET Original OEM part
CUMMINS
$1,500.07$1,370.32Excellence engineered for enduring power — only from Cummins. Precision-crafted main bearing set ensures optimal crankshaft support and smooth operation. Enhanced wear resistance guarantees extended...$1,500.07$1,370.32 -
CUMMINS 2881829 MAIN STANDARD BEARING Original OEM part
CUMMINS
$1,090.12$995.82Precision engineered for enduring strength and seamless function Enhances engine longevity by reducing friction and wear Manufactured as a genuine Cummins OEM component to guarantee exact...$1,090.12$995.82 -
CUMMINS 2881828 MAIN STANDARD BEARING Original OEM part
CUMMINS
$1,092.20$997.73Engineered for precision, the heart of your Cummins engine’s stability Designed to withstand demanding loads and high-temperature conditions Ensures optimal rotation and reduces engine wear with its...$1,092.20$997.73 -
CUMMINS 205173 .030 MAIN BEARING Original OEM part
CUMMINS
$352.15$321.69Engineered for Endurance: Experience the robust design crafted to withstand high stress and prolonged use. Precision Fit Guarantee: Seamlessly integrates with Cummins engines ensuring smooth...$352.15$321.69 -
CUMMINS 205172 .020 MAIN BEARING Original OEM part
CUMMINS
$304.57$278.23Precision-engineered to sustain optimal engine function under demanding conditions Robust construction designed for extended wear resistance and performance consistency Certified OEM component from...$304.57$278.23 -
CUMMINS 205171 .010 MAIN BEARING Original OEM part
CUMMINS
$267.54$244.40Engineered for unmatched durability and smooth operation Exceptional wear resistance ensuring extended engine life Precisely manufactured to Cummins OEM specifications for seamless fit Certified...$267.54$244.40 -
CUMMINS 205170 MAIN STANDARD BEARING Original OEM part
CUMMINS
$165.08$150.80Precision engineered to uphold Cummins’ legacy of dependable power. Ensures smooth crankshaft rotation to minimize wear and extend engine life. Manufactured under strict OEM standards guaranteeing...$165.08$150.80 -
CUMMINS 205163 .030 MAIN BEARING Original OEM part
CUMMINS
$330.20$301.64Engineered for endurance and precision. Maintains optimal engine alignment and reduces wear. Critical for sustaining powertrain reliability under demanding conditions. Guaranteed genuine OEM...$330.20$301.64 -
CUMMINS 205162 .020 MAIN BEARING Original OEM part
CUMMINS
$298.61$272.78Precision-crafted for uncompromising engine support; a cornerstone for enduring power and reliability. Superior material composition ensures resistance to wear and heat under demanding conditions...$298.61$272.78 -
CUMMINS 205161 .010 MAIN BEARING Original OEM part
CUMMINS
$267.54$244.40Cummins 205161 - .010 MAIN BEARING MINS205161 Find the genuine 205161 - .010 MAIN BEARING by Cummins, SKU MINS205161, at our store. Ensure the smooth operation of your outdoor equipment with this...$267.54$244.40 -
CUMMINS 205160 MAIN STANDARD BEARING Original OEM part
CUMMINS
$165.08$150.80Precision engineering for unparalleled engine stability Robust design ensuring long-lasting durability under demanding conditions Certified OEM Cummins construction for guaranteed...$165.08$150.80 -
CUMMINS 205153 .030 MAIN BEARING Original OEM part
CUMMINS
$383.38$350.22Cummins 205153 - .030 MAIN BEARING MINS205153 Get the genuine 205153 - .030 MAIN BEARING by Cummins at the best price on our online store. Enjoy the assurance of using original replacement parts for...$383.38$350.22 -
CUMMINS 205152 .020 MAIN BEARING Original OEM part
CUMMINS
$318.36$290.82Precision engineered for unmatched engine endurance Delivers exceptional wear resistance to extend engine life OEM certified for guaranteed compatibility and reliability Manufactured by Cummins for...$318.36$290.82 -
CUMMINS 205151 .010 MAIN BEARING Original OEM part
CUMMINS
$291.19$266.01Engineered to Endure: Experience enduring strength and precision in every turn. Optimized Fit for Engine Health: Seamlessly designed to maintain optimal shaft alignment and reduce wear. Durability...$291.19$266.01 -
CUMMINS 205150 MAIN STANDARD BEARING Original OEM part
CUMMINS
$180.35$164.75Precision engineered for peak engine durability and performance. Robust design ensures long-lasting reliability under demanding operating conditions. 100% genuine OEM Cummins component guaranteeing...$180.35$164.75 -
CUMMINS 205143 .030 MAIN BEARING Original OEM part
CUMMINS
$391.20$357.37Engineered for enduring strength and flawless operation in demanding Cummins power systems Precision-machined surface ensures optimal crankshaft support reducing wear and vibrations Designed to...$391.20$357.37 -
CUMMINS 205142 .020 MAIN BEARING Original OEM part
CUMMINS
$336.03$306.96Precision engineered for seamless performance under extreme conditions Durability that supports extended engine life and operational reliability 100% genuine OEM Cummins part to maintain integrity...$336.03$306.96 -
CUMMINS 205141 .010 MAIN BEARING Original OEM part
CUMMINS
$298.61$272.78Engineered for enduring strength: The CUMMINS 205141 MAIN BEARING delivers unmatched support to your engine’s crankshaft under extreme loads. Precision fit for peak performance: Designed...$298.61$272.78 -
CUMMINS 205140 MAIN STANDARD BEARING Original OEM part
CUMMINS
$180.35$164.75Precision crafted for uncompromising engine stability. Designed to ensure consistent bearing alignment under high stress. Manufactured to exact OEM specifications for maximum compatibility and...$180.35$164.75 -
CUMMINS 200592 .020 MAIN BEARING Original OEM part
CUMMINS
$362.73$331.35Precision engineered for uncompromising durability and performance Critical main bearing designed to protect your engine’s vital components Optimized for superior wear resistance under demanding...$362.73$331.35 -
CUMMINS 200591 .010 MAIN BEARING Original OEM part
CUMMINS
$199.67$182.40Precision-engineered for enduring power and reliability in your Cummins engine. Maximizes engine performance by ensuring optimal crankshaft support. Constructed from premium materials to withstand...$199.67$182.40 -
CUMMINS 200590 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Engineered Precision for Unmatched Performance Durable construction delivers reliable engine support under demanding conditions Ensures optimal crankshaft alignment and reduced wear 100% Genuine OEM...$174.28$159.21 -
CUMMINS 200582 .020 MAIN BEARING Original OEM part
CUMMINS
$309.76$282.97Precision engineered for uncompromising durability and smooth engine performance Key feature: Robust construction to withstand heavy-duty loads and reduce wear Superior fitment: Designed exclusively...$309.76$282.97 -
CUMMINS 200581 .010 MAIN BEARING Original OEM part
CUMMINS
$108.70$99.30Cummins 200581 - .010 MAIN BEARING MINS200581 When it comes to finding authentic replacement parts like the 200581 - .010 MAIN BEARING by Cummins, look no further than our store. With a commitment...$108.70$99.30 -
CUMMINS 200580 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Engineered for Excellence, Built to Endure Precision-crafted Main Standard Bearing for optimal crankshaft support Designed to maintain engine stability and reduce wear under demanding...$174.28$159.21 -
CUMMINS 200573 MAIN BEARING Original OEM part
CUMMINS
$428.70$391.62Cummins 200573 - MAIN BEARING MINS200573 Get your hands on the authentic 200573 - MAIN BEARING by Cummins at our store. With our commitment to supplying original parts, you can trust the quality and...$428.70$391.62 -
CUMMINS 200570 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Engineered for Endurance: Designed to deliver unmatched reliability under demanding conditions. Precision Fit: Guarantees seamless compatibility with Cummins engines for optimal function. Longevity...$174.28$159.21 -
CUMMINS 200560 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Engineered for enduring strength and seamless power delivery Precision-crafted to maintain crankshaft alignment under extreme conditions Enhances lubrication efficiency to extend engine life 100%...$174.28$159.21 -
CUMMINS 200551 .010 MAIN BEARING Original OEM part
CUMMINS
$211.08$192.82Unleash the enduring power of precision engineering. Engineered for durability: designed to withstand high loads and maintain perfect alignment under intense operating conditions. Seamless fit for...$211.08$192.82 -
CUMMINS 200550 MAIN STANDARD BEARING Original OEM part
CUMMINS
$184.72$168.74Precision engineered to uphold Cummins’ legacy of power and durability Designed for optimal load support and extended engine life Manufactured as a genuine OEM component ensuring seamless fit and...$184.72$168.74 -
CUMMINS 200540 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Precision-engineered to uphold Cummins' legacy of dependable power Exceptional wear resistance ensures extended engine life under the toughest conditions Manufactured as a genuine OEM component for...$174.28$159.21 -
CUMMINS 200530 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Precision engineered for seamless engine rotation and durability Maintains optimal bearing clearance for reduced friction and extended engine life 100% genuine Cummins OEM component ensuring perfect...$174.28$159.21 -
CUMMINS 200520 MAIN STANDARD BEARING Original OEM part
CUMMINS
$174.28$159.21Cummins 200520 - MAIN STANDARD BEARING MINS200520 Find the genuine Cummins 200520 - MAIN STANDARD BEARING, SKU "MINS200520," exclusively at our store. Our commitment to offering only authentic...$174.28$159.21 -
CUMMINS 200510 MAIN STANDARD BEARING Original OEM part
CUMMINS
$1,902.36$1,737.81Cummins 200510 - MAIN STANDARD BEARING MINS200510 Ensure the optimal performance of your equipment with the authentic 200510 - MAIN STANDARD BEARING by Cummins. We pride ourselves on providing...$1,902.36$1,737.81 -
CUMMINS 193670 MAIN STANDARD BEARING Original OEM part
CUMMINS
$116.95$106.83Cummins 193670 - MAIN STANDARD BEARING MINS193670 Find top-notch quality with the "193670 - MAIN STANDARD BEARING" by Cummins, branded for reliability. Dive into unrivaled precision engineered to...$116.95$106.83 -
CUMMINS 193660 MAIN STANDARD BEARING Original OEM part
CUMMINS
$183.37$167.51Engineered Precision for Power You Can Trust Durable Construction Ensures Long-lasting Performance Maintains Engine Alignment and Reduces Wear Certified Genuine OEM from Cummins for Perfect Fit and...$183.37$167.51 -
CUMMINS 182400 MAIN STANDARD BEARING Original OEM part
CUMMINS
$25.04$22.87Precision engineered for uncompromised durability and seamless engine operation Robust construction to withstand heavy-duty stress and reduce wear Optimized to maintain perfect alignment ensuring...$25.04$22.87 -
CUMMINS 182320 MAIN STANDARD BEARING Original OEM part
CUMMINS
$118.95$108.66Experience uncompromised engine precision with authentic Cummins craftsmanship High-quality construction designed to withstand intense operational demands Ensures optimal engine alignment and smooth...$118.95$108.66 -
CUMMINS 182210 MAIN STANDARD BEARING Original OEM part
CUMMINS
$67.54$61.70Cummins 182210 - MAIN STANDARD BEARING MINS182210 Find the authentic Cummins 182210 - MAIN STANDARD BEARING, SKU "MINS182210," at our store, the trusted destination for top-quality replacement parts...$67.54$61.70 -
CUMMINS 182201 .010 MAIN BEARING Original OEM part
CUMMINS
$35.08$32.05Engineered for uncompromising durability and exact fitment Provides critical support to maintain crankshaft alignment and smooth engine operation Precision manufactured to reduce wear and extend...$35.08$32.05