If It's Diesel, We Do It.
DIESEL SPECIALISTS, LTD
Serving the Houston area since 1983.
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If It's Diesel, We Do It.
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Caterpillar Diesel Engine Parts in USA
When your Caterpillar-powered equipment needs replacement, maintenance, or repair parts, Diesel Specialists, Ltd. helps customers identify and source the right Caterpillar engine parts for their application. We supply and source Caterpillar diesel engine parts, spare parts, replacement components, maintenance parts, and repair parts for construction, agricultural, industrial, generator, marine, pump, and material-handling equipment.
Our experienced parts specialists can help identify the correct component using your Caterpillar engine model, serial number, or existing part number. We can also help you compare genuine, OEM, and quality aftermarket options based on your application, availability, and budget.
Call (281) 446-1230 to Order Caterpillar DEUTZ Engine Parts.
Diesel Engine Sales, Parts & Service
You Can Trust
Parts vs. Service Coverage
Parts: Identification, quotation, sourcing, and shipment available nationwide, and internationally where applicable, subject to availability and freight.
Service & Repair: Harris county, Brozoria county, Pasadena, Channelview, Beaumont, Deer Park, Houston, Pearland, Sugar Land, Richmond, Katy, and surrounding areas.
Caterpillar Engine Parts We Supply
Diesel Specialists, Ltd. stocks and sources a comprehensive range of Caterpillar engine spare parts and replacement components for preventive maintenance, routine servicing, emergency repairs, and complete engine overhauls.
Caterpillar parts we can source include:
Internal Engine Components – Pistons, piston rings, cylinder liners, bearings, connecting rods, crankshafts, gasket sets, and overhaul kits
Cooling System Components – Water pumps, thermostats, radiator components, cooling fans, hoses, and related cooling parts
Fuel System Components – Fuel injectors, injection pumps, fuel lines, common rail components, and related fuel system parts
Electrical Components – Alternators, starters, sensors, wiring harnesses, control modules, and electrical components
Filters & Service Parts – Oil, fuel, air, hydraulic, and coolant filters
Turbo & Intake Components – Turbochargers, actuators, manifolds, intake hoses, and repair kits
Whether you need a single Caterpillar replacement component or a complete overhaul kit, our parts team can help identify and source the appropriate part for your engine.
Caterpillar Parts Store & Diesel Engine Parts Supplier
Diesel Specialists, Ltd. supplies Caterpillar engine spare parts and diesel engine parts to customers in Houston, Texas, and throughout the USA. Our Caterpillar parts store supports customers looking for individual replacement components, maintenance parts, repair parts, and larger overhaul requirements.
As a Caterpillar parts supplier, we can review sourcing options based on your engine model, serial number, existing part number, equipment application, and required delivery time.
Customers may contact our Caterpillar parts store for assistance with routine maintenance requirements, emergency repairs, engine rebuilds, and replacement components.
Our customers include equipment owners, contractors, agricultural operations, construction companies, industrial facilities, generator operators, marine operators, pump operators, rental companies, municipalities, and equipment service providers.
Caterpillar Engine Parts Lookup
Finding the correct Caterpillar diesel engine part should not delay your repair. Our parts specialists can help identify the appropriate component for your specific Caterpillar engine configuration.
We can assist with:
Caterpillar engine model identification
Engine Serial Number (ESN) verification
OEM and Caterpillar part number lookup
Replacement and superseded part numbers
Cross-reference assistance
Component identification
Parts availability and sourcing
Providing your Caterpillar engine model and serial number whenever possible helps us identify the correct replacement part, especially when the same engine model has different configurations.
Connect us with your Caterpillar engine model and serial number, and our parts team can help with the lookup process.
Find Caterpillar Parts by Serial Number
Your Caterpillar engine serial number is one of the most useful pieces of information for identifying the correct replacement part for your engine.
When requesting Caterpillar parts, provide as much of the following information as possible:
Engine model
Engine Serial Number (ESN)
Existing or OEM part number
Equipment make and model
Description of the component needed
Quantity required
Our parts specialists can use this information to help identify the appropriate Caterpillar spare part, replacement part, maintenance component, or repair part and check available sourcing options.
If you are searching for Caterpillar parts by serial number and do not know the correct part number, contact our parts team for assistance.
Genuine Cat Parts, OEM & Aftermarket Caterpillar Parts
Diesel Specialists Ltd. can help customers source Genuine Cat Parts, OEM components, and quality Aftermarket Caterpillar Parts, depending on the engine, component, application, and availability.
If you specifically require Genuine Cat Parts or an OEM Caterpillar component, let our parts team know when requesting a quote. We can review available sourcing options and provide information about part availability, pricing, and delivery where available.
For customers considering Aftermarket Caterpillar Parts, we can also identify suitable quality replacement options based on the specific Caterpillar engine and application.
Our goal is to help you obtain the correct Caterpillar part for your equipment while considering fitment, availability, application requirements, and budget.
If your priority is to buy genuine Caterpillar parts, provide your engine model, serial number, and part number when contacting our team. We can review the available sourcing options for the required component.
Caterpillar Marine Engine Parts
Diesel Specialists supplies and sources Caterpillar marine engine parts for marine engines and applications requiring dependable diesel power. Whether you need routine maintenance components, replacement parts, or repair components, our parts specialists can help identify the correct Caterpillar part for your marine engine.
We can assist with sourcing components such as:
Engine filters
Gaskets and seals
Pistons and cylinder liners
Bearings
Fuel system components
Water pumps and cooling components
Turbochargers
Starters and alternators
Sensors and electrical components
Other marine engine replacement parts
For Caterpillar marine engine parts, provide the engine model, serial number, existing part number, and application whenever possible. This information helps us identify the appropriate component and check available sourcing options.
We supply Caterpillar marine engine parts to customers in the USA and can assist with marine engine parts sourcing, quotes, and delivery requirements.
Caterpillar Pump Spare Parts
Diesel Specialists supplies and sources Caterpillar pump spare parts for equipment and applications powered by Caterpillar diesel engines. Our parts team can help identify replacement and maintenance components based on your engine information and pump application.
Depending on the engine and application, Caterpillar pump-related parts we can source may include:
Fuel pumps
Water pumps
Injection pumps
Pump drive components
Gaskets and seals
Filters
Bearings
Cooling system components
Fuel system components
Other engine replacement parts
When requesting Caterpillar pump spare parts, provide the Caterpillar engine model and serial number, pump information, part number if available, and equipment application.
Our team can help determine the appropriate part, review available sourcing options, and provide pricing and availability.
Contact us for Caterpillar pump spare parts and sourcing assistance.
Caterpillar Wholesale & Bulk Parts Supply
Diesel Specialists also supports customers requiring Caterpillar engine parts in larger quantities. Our wholesale and bulk parts supply capabilities can help businesses, equipment service providers, distributors, fleet operators, and other commercial customers source multiple Caterpillar parts based on their requirements.
Wholesale and bulk orders may include:
Caterpillar engine spare parts
Maintenance and service parts
Filters
Repair components
Replacement parts
Overhaul and rebuild components
Genuine Cat Parts
OEM components
Aftermarket Caterpillar Parts
For larger Caterpillar parts orders, provide the required part numbers, quantities, engine models, and delivery requirements. Our team can review available sourcing options and provide a quote based on the specific order.
Contact us for Caterpillar wholesale parts pricing and bulk supply requirements.
Caterpillar Parts Exporter & International Supply
Diesel Specialists can also assist customers outside the USA with Caterpillar engine parts sourcing and international supply requirements.
We can support international orders for:
Caterpillar engine spare parts
Replacement and repair parts
Maintenance components
Genuine Cat Parts
OEM components
Aftermarket Caterpillar Parts
Caterpillar marine engine parts
Pump-related engine parts
Overhaul and rebuild components
For international Caterpillar parts orders, provide the engine model, serial number, part number, quantity, destination, and any specific OEM, genuine, or aftermarket requirements.
Our team can review available sourcing options and provide applicable pricing, availability, and shipping information for international orders.
Contact Diesel Specialists for Caterpillar engine parts export and international supply requirements.
Caterpillar Parts Quotes, Pricing & Availability
Looking for Caterpillar engine spare parts pricing, a parts quote, or availability? Contact Diesel Specialists with your engine and part information, and our parts team can check the available sourcing options.
For the most accurate quote, provide:
Caterpillar engine model
Engine serial number
Part number, if available
Description of the part
Quantity required
Equipment or application
Delivery location
We can assist with quotes for individual Caterpillar spare parts, repair parts, replacement parts, maintenance parts, Genuine Cat Parts, OEM components, and quality aftermarket options, depending on availability.
Pricing and availability can vary by engine model, component, manufacturer, quantity, destination, and current supply. Our team will confirm the applicable part and available sourcing options before you place your order.
If you want to buy genuine Caterpillar parts, provide the engine and part information so our team can review the appropriate sourcing options.
Caterpillar Parts Ordering Process
Ordering Caterpillar diesel engine parts is straightforward:
For the most accurate quote, provide:
Provide your engine information: Contact us with your engine model, serial number, part number if available, and application.
Part identification: Our parts specialists verify the appropriate component for your specific engine configuration.
Availability and pricing: We check available sourcing options and provide applicable pricing and availability.
Confirm your order: Once the correct part and sourcing option are confirmed, we can proceed with your order.
Pickup or delivery: Parts confirmed in stock can be arranged for pickup at our Humble, Texas facility, or delivery can be arranged.
Special and international orders: If a part needs to be sourced, we can provide expected availability or ETA when available and assist with applicable domestic or international shipping requirements.
We can assist with quotes for individual Caterpillar spare parts, repair parts, replacement parts, maintenance parts, Genuine Cat Parts, OEM components, and quality aftermarket options, depending on availability.
For service and repair, we serve customers in and around Houston, including Pasadena, Baytown, Spring, Conroe, Katy, Sugar Land, The Woodlands, and the surrounding Gulf Coast region. Parts orders are not limited to this area and can be shipped nationwide, and internationally where applicable.
If you are searching for Caterpillar parts near me, Caterpillar engine parts near me, or Caterpillar diesel engine parts in Houston, our Humble location provides a convenient source for Caterpillar parts and diesel engine support.
Customer Reviews
Frequently Asked Questions (FAQs)
Yes. We can source Genuine Cat Parts, OEM components, and quality aftermarket replacement parts, depending on the engine, component, application, and availability. Tell us your preference when requesting a quote so our parts team can review the available options.
Yes. Provide your Caterpillar engine model and serial number whenever possible. Our parts specialists can use this information to identify the appropriate component and check replacement or superseded part numbers.
Yes. The engine serial number is one of the most useful pieces of information for identifying the correct parts for a specific Caterpillar engine configuration.
Yes. Depending on availability, individual components such as fuel injectors, water pumps, turbochargers, filters, sensors, starters, alternators, and other engine parts can be sourced separately. We also supply larger repair and overhaul kits.
Yes. We supply and source Caterpillar marine engine parts, including maintenance, repair, replacement, fuel, cooling, electrical, and other engine components depending on the specific marine engine and application.
Yes. We can source Caterpillar pump-related spare and replacement parts based on the engine model, serial number, pump information, and application.
Yes. We support wholesale and bulk Caterpillar parts requirements for commercial customers, service providers, equipment operators, and other customers requiring larger quantities, nationwide and internationally, subject to availability and freight.
Yes. We can assist with international Caterpillar engine parts supply and export requirements, subject to product availability, export requirements, and freight costs. Contact our parts team with the required part numbers, quantities, engine information, and destination.
Yes. Contact us with your engine model, serial number, and part number if available. Our team can check the available sourcing options and provide pricing and availability.
Caterpillar parts pricing varies depending on the engine model, component, manufacturer, availability, quantity, and destination. Contact us with your engine and part information for current pricing.
Yes. We can provide pricing for available Caterpillar repair parts and replacement parts. Providing the engine serial number and part number, when available, helps us identify the correct component.
Availability depends on the specific engine, component, and current supply. If you need to buy genuine Caterpillar parts, tell us when requesting a quote and our parts team can check the available sourcing options.
Contact us with the engine and part information. Depending on the component, we may be able to identify a replacement or superseded part, source an aftermarket equivalent, or determine whether repair or machining is a practical option.
Yes. Diesel Specialists is also a full-service diesel engine repair provider. Applicable Caterpillar parts can be installed as part of our repair services at our Humble, Texas facility.
Yes. Depending on the engine series, overhaul kits may include components such as pistons, piston rings, cylinder liners, main and connecting-rod bearings, gasket sets, seals, and other components required for an engine rebuild.
Our on-site and in-shop service and repair capabilities are limited to our Houston / Gulf Coast service territory. Parts identification, quotes, sourcing, and shipment are available nationwide, and internationally where applicable, subject to availability and freight.
Diesel Specialists, Ltd. supplies Caterpillar engine parts and spare parts from its Humble, Texas location to customers throughout the USA and internationally, subject to availability and freight. Contact our parts team with your Caterpillar engine model and serial number to check available sourcing options.
Diesel Specialists can help customers source Caterpillar engine parts and assist with parts identification, sourcing, quotes, and delivery. Contact our Caterpillar parts store team with your engine model, serial number, and part number if available.
Yes. If your application requires Genuine Cat Parts, let our parts team know when requesting a quote. We can check available sourcing options based on your Caterpillar engine model, serial number, application, and current availability.
Professional Associations
Diesel Specialists Ltd is a proud member of the
Chamber of Commerce. See our listing.
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DIESEL SPECIALISTS, LTD
Humble, TX 77396
Phone: 281-446-1230
Fax: 281-446-1890
If It's Diesel, We Do It.
From Parts to Repairs,
We've Got You Covered.
Certified. Reliable. Proven.
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