8W-3215 Carrier Assembly is a heavy-duty Caterpillar drivetrain component designed for the final-drive system of CAT 789-series off-highway trucks. It supports the positioning and operation of internal drivetrain components under demanding mining and haulage conditions. Compatible with CAT 789C, 789D, 789 and 789B applications, the 8W-3215 is suitable for final-drive maintenance, overhaul and replacement projects where correct part identification and component compatibility are essential.
Designed for the final drive and differential system of CAT 789 mining trucks.
Precision-manufactured carrier assembly for reliable component positioning.
Built to handle the high torque and heavy loads found in large off-highway haul trucks.
Helps maintain proper alignment of internal final-drive components.
Suitable for maintenance, overhaul and replacement applications.
Genuine replacement option for customers requiring reliable CAT drivetrain components.
Compatible Machine
The 8W-3215 Carrier A is listed for:
CAT 789C Off-Highway Truck
CAT 789D Off-Highway Truck
CAT 789 Off-Highway Truck
CAT 789B Off-Highway Truck
Always verify the machine serial number and parts configuration before ordering, especially for final-drive components.
Applications
The 8W-3215 Carrier Assembly is used in heavy-duty drivetrain and final-drive service applications, including:
Mining
Quarry
Construction
Heavy Earthmoving
Large Infrastructure Projects
It is particularly suitable for maintenance and overhaul work on CAT 789-series mining haul trucks operating under high-load conditions.
Why Choose YLCM?
YLCM PARTS provides construction and mining machinery parts for customers worldwide, with experience covering Caterpillar, Komatsu, Hitachi and other major equipment brands.
20+ Years Experience – Professional knowledge of heavy machinery parts and supply.
Large Warehouse – Extensive parts inventory for different machine systems.
Fast Delivery – Efficient order processing and logistics coordination.
Genuine & OEM Parts – Genuine, OEM and quality replacement options available.
Export to 60+ Countries – Supporting mining and construction customers worldwide.
Professional Technical Support – Assistance with part identification and compatibility verification.
Packaging
The 8W-3215 Carrier Assembly is packed using export-standard protection suitable for international transportation. Depending on order requirements, heavy-duty wooden cases or crates, moisture-proof protection and shock-resistant packing can be arranged to help protect the component from impact, dust and moisture during transit.
Shipping
YLCM supports flexible international logistics solutions according to destination and order requirements:
Sea Freight
Railway Transportation
Land Transportation
Multimodal Logistics Solutions
Shipping arrangements can be confirmed according to destination, quantity, package dimensions and delivery requirements.
Frequently Asked Questions
Q1: What is 8W-3215? A: 8W-3215 is a Caterpillar Carrier A used in the final-drive/drivetrain system of CAT 789-series mining trucks.
Q2: Which machines use 8W-3215? A: The Cat Parts Store lists 789C, 789D, 789 and 789B as compatible truck models.
Q3: Is 8W-3215 a complete carrier assembly? A: The part is identified by Caterpillar as a Carrier A. Please provide the machine serial number if you need us to verify the exact configuration.
Q4: Can YLCM supply 8W-3215 as a genuine part? A: Yes. YLCM can provide genuine, OEM and quality replacement options depending on availability and customer requirements.
Q5: Is 8W-3215 suitable for 789D final-drive repair? A: It has been used in 789D final-drive applications. Certain 789D service situations have also involved replacement of 8W-3215 with newer carrier assemblies, so configuration and serial-number verification are recommended before ordering.
Q6: Can you confirm compatibility before purchase? A: Yes. Send us the part number, machine model, serial number and quantity, and our team can help verify the application.
Q7: How is the carrier assembly packaged? A: We use export-standard packaging with suitable protective materials. Heavy-duty wooden cases or crates can be arranged for larger and heavier components.
Q8: How can I get a quotation for 8W-3215? A: Contact YLCM with your required quantity, destination and machine information. We can check availability, quotation, lead time and shipping options.
Request a Quote
Looking for 8W-3215 Carrier Assembly for your CAT 789C, 789D or 789?
Send us your part number, machine model, serial number, quantity and destination. YLCM can help verify compatibility and provide the latest quotation, availability, lead time, packaging and shipping options.