The V-Belt Set 1643780 is a heavy-duty engine drive component, specifically designed for Caterpillar 773E, 769D, and 771D off-highway trucks. Manufactured from durable materials, this V-Belt Set provides reliable power transmission, excellent resistance to heat and wear, and stable performance for demanding mining, hauling, and heavy-duty transportation applications.
| Parameter | Description |
| Part Number | 1643780 |
| Product Name | V-Belt Set |
| Brand | Caterpillar |
| Product Type | Engine V-Belt Set |
| Material | High-strength rubber + reinforced fiber cord |
| Strength & Performance | Provides stable power transmission and reliable accessory drive performance under heavy-duty conditions |
| Surface Treatment / Protection | Wear-resistant and heat-resistant belt surface |
| Dimensions & Structure | OEM standard configuration |
| Function / Installation Position | Engine accessory drive belt position |
| Operating Conditions | Heavy-duty diesel engine operation |
| Compatible Models | 773E, 769D, 771D |
| System | Engine belt drive system |
| Weight | 0.800 kg |
| Packaging | Industrial carton + protective packing |
| Lead Time | 30–90 days |
| Shipping Method | Sea / Air / Land |
| Payment Method | USD / RMB / RUB |
| Warranty | 6 months |
This V-Belt Set is compatible with:
If you are unsure whether this V-Belt Set matches your machine, please provide your machine model, serial number (PIN), or existing part number, and our technical team will verify compatibility before shipment.
The Caterpillar 1643780 V-Belt Set is widely used in heavy-duty equipment operating in demanding environments, including:
Its reliable belt drive performance helps maintain efficient engine operation and supports continuous productivity in harsh working conditions.
YLCM specializes in supplying Caterpillar, Komatsu, and other heavy equipment spare parts to customers worldwide.
We provide:
In addition to V-Belt Sets, YLCM also supplies engine components, hydraulic parts, undercarriage parts, electrical components, filters, and a full range of construction equipment replacement parts.
Every 1643780 V-Belt Set is professionally packaged to ensure safe international transportation.
Packaging options include:
Each part is carefully inspected and securely packaged to minimize transportation risks and ensure reliable delivery.
What machines use the 1643780 V-Belt Set?
This V-Belt Set is designed for Caterpillar 773E, 769D, and 771D off-highway trucks.
What is included in the 1643780 V-Belt Set?
The set includes matched V-Belts designed to provide reliable engine accessory drive performance.
Can you confirm compatibility before ordering?
Yes. Provide your machine model, serial number, or old part number, and our engineers will verify the correct replacement.
Do you ship Caterpillar spare parts worldwide?
Yes. YLCM exports Caterpillar and other heavy equipment parts globally with flexible sea, air, and express shipping options.
Can you supply other Caterpillar truck parts?
Yes. We supply engine parts, hydraulic components, electrical parts, filters, and other replacement parts for Caterpillar equipment.
Looking for the 1643780 V-Belt Set for Caterpillar 773E / 769D / 771D?
Contact YLCM today to receive:
Our experienced sales team will respond promptly with a competitive quotation and professional service tailored to your Caterpillar spare parts requirements.
