SD7H15 A/C Compressor 318-4258 3184258 Fits for Caterpillar CAT Wheeled Excavator M313D M315D M315D2 M316D M317D2 M318D M320D2 M322D
SD7H15 A/C Compressor 318-4258 3184258 Fits for Caterpillar CAT Wheeled Excavator M313D M315D M315D2 M316D M317D2 M318D M320D2 M322D is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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Expert support & Fitment Guarantee
Description
Description
SD7H15 A/C Compressor 318-4258 3184258 Fits for Caterpillar CAT Wheeled Excavator M313D M315D M315D2 M316D M317D2 M318D M320D2 M322D
Maintaining your heavy machinery at optimal operational efficiency is crucial for minimizing downtime and ensuring consistent productivity. The SD7H15 A/C Compressor is engineered to meet OEM specifications, delivering reliable performance and durability tailored for the construction and earthmoving industries.
Compatible Part Numbers
- 318-4258
- 3184258
- CA3184258
Specifications
- Compressor Family: SD7H15
- Style: Sealed Heavy Duty
- Compressor Mount Type: Ear
- Rotation Direction: CW
- Cylinder Head: GK
- Port Angle: Horizontal
- Head Port Head Style: O-Ring Compression
- Clutch Diameter: 152 mm ~ 5.98 inches
- Clutch Type: With Dust Cover
- Belt Type: V-Belt
- Number of Grooves: 1
- Voltage: 24
Compatible Engines
- C4.4 Engine
- C6.6 Engine
- C7.1 Engine
Compatible Equipment
- Caterpillar Wheeled Excavators: M313D, M315D, M315D2, M316D, M317D2, M318D, M318D MH, M320D2, M322D, M322D MH
This SD7H15 A/C Compressor is designed specifically for Caterpillar wheeled excavators, ensuring seamless integration and optimal climate control performance. Its sealed heavy-duty construction and precise engineering provide long-lasting reliability under demanding operating conditions. The compressor’s ear mount type and clockwise rotation direction conform to OEM standards, facilitating straightforward installation and maintenance.
Equipped with a GK cylinder head and horizontal port angle, the compressor optimizes airflow and cooling efficiency. The O-ring compression style at the head port guarantees secure sealing, minimizing leakage and enhancing system integrity. The clutch assembly, featuring a 152 mm diameter with a protective dust cover, is engineered for durability and consistent engagement, compatible with a single-groove V-belt drive system operating at 24 volts.
Fitment details confirm compatibility with a broad range of Caterpillar excavator serial numbers, powered by C4.4, C6.6, and C7.1 engines. This ensures that the compressor meets the specific requirements of various machine configurations, supporting diverse operational needs across construction and material handling applications.
Fab Heavy Parts provides this aftermarket compressor as a new, high-quality component manufactured to meet rigorous industry standards. It offers a cost-effective alternative without compromising on performance or reliability, making it an essential replacement part for maintaining the efficiency and comfort of Caterpillar wheeled excavators in the field.
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
Frequently Asked Questions
Shipping and Delivery
What countries do you ship to?
What countries do you ship to?
We can ship to these countries:
Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Thailand, Vietnam
United States
Belgium, San Marino, Italy, Spain, Netherlands, France, Germany, Finland, Austria, Denmark, Ireland, Luxembourg, Monaco, Norway, Sweden, Switzerland, Portugal, Poland, Hungary, Canada, Estonia, Australia, Mexico, New Zealand, Bulgaria, Croatia, Cyprus, Czechia, Greece, Greenland, Iceland, Liechtenstein, Lithuania, Malta, Romania, Russia, Slovakia, Slovenia, Latvia, Turkey, United Kingdom
How long will it take to receive my order?
How long will it take to receive my order?
Estimated delivery time to USA: 3-6 workdays;
Estimated delivery time to Canada, Mexico: 4-7 workdays;
Estimated delivery time to Australia: 4-7 workdays;
Estimated delivery time to European countries: 4-7 workdays;
Estimated delivery time to Asian countries: 3-5 workdays.
Returns and Refunds
How do I return a product?
How do I return a product?
Our return policy lasts 60 days. If 60 days have gone by since the delivery, unfortunately, we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused, not installed, clean and in the same condition that you received it. Shrink wrapping must not be broken. It must also be in the original packaging.
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
Steps of Returning Products to Fab Heavy Parts
1. Request returns in seconds at our return portal.
2. Fill in the email address you left with the order & the order number to start the return. Note: a correct order number format starts with a # hashtag
3. Select the items you wish to return and choose the return reason and upload photos of the received package.
Then, Fab Heavy Parts receives your return request and starts to process your return request. We may contact you for more details.
Steps after the approval of your return request:
1. A Return label will be sent to you via email. Print out the return label, place it on the parcel, and take it to the drop-off point. Make sure you properly pack the product for return if it’s returnable.
2. A refund of the original purchase price will be issued.
Any questions about returning products, please feel free to contact us at info@fabheavy.com
How long will it take to receive my refund?
How long will it take to receive my refund?
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment within 3-10 business days.
Payment Methods
What kind of payment methods do you accept?
What kind of payment methods do you accept?
We accept all major credit cards, PayPal, Google Pay, Apply Pay, Shop Pay, debit cards.
If you prefer offline payment, please contact us to get our bank transfer details.
Taxes or duties
Will I receive customs/import duties?
Will I receive customs/import duties?
For orders shipping to the United States, our price includes the import fees. The receiver/buyer doesn't need to pay any extra customs taxes, or duties for their packages. For orders shipping to non-US countries, please check our policy here.





