Dozer Undercarriage Parts
Designed with impeccable craftsmanship and engineered for durability, our Bulldozer Top Carrier Roller D5H CR4799 stands out as the epitome of resilience in the construction industry. Its exceptional wear resistance and stringent quality control make it an ideal choice for navigating the toughest working conditions. Unleash the power of this roller to effortlessly conquer any job, ensuring unrivaled performance and unmatched reliability.

| Material | 40SiMnTi/50Mn/35MnB/40MnB/40Mn2 |
| Part Number | CR4799 |
| Finish | Smooth |
| Processing | Forging, Casting, Machining, Heat treatment |
| Surface Hardness | HRC48-54,deepth:4mm-10mm |
| Colors | Black or Yellow |
| Warranty Time | 2000 hour |
| Delivery Time | Within 15days after payments. |
| MOQ | 2set |

If your bulldozer top carrier roller is damaged and not replaced in time, it can lead to accelerated wear on other undercarriage parts.
Increased Wear on Track Components: When a carrier top roller fails, the upper part of the track sags severely due to a lack of support. This causes abnormal friction between the track links and bushings, and it speeds up the wear of the track shoes.
Damage to Sprocket and Idler: The sagging track also creates uneven tension and changes its running path over the sprocket segments and idlers. These vital components will then be subjected to abnormal torque and wear, leading to premature failure.
Overloading the Track Rollers: With the weight of the track no longer distributed by the carrier roller, the entire load shifts to the track rollers below. These rollers will then bear much greater impact and pressure than their design intended, which can cause them to overheat and fail prematurely.
Why Choose Our Top Carrier Roller for Your Caterpillar D5H Bulldozer?
The top carrier roller plays a small but critical role: when it fails, your entire undercarriage is at risk. Don't let a small component lead to a major repair bill.
Our top carrier rollers for Caterpillar D5H are not just simple replacements; they are a direct investment in your machine's efficiency and longevity. We focus on a meticulous manufacturing process that gives you an edge where it matters most:
Superior Durability: Our rollers are built with a robust, heat-treated forged steel shell and a high-strength bushing design. This combination gives them exceptional durability and wear resistance to handle the most abrasive and high-impact conditions, ensuring they last longer than ordinary parts.
Reduced Friction & Wear: We ensure every component is a perfect fit. Our precision-engineered bushing minimizes friction, allowing the roller to spin smoothly. This not only prevents heat buildup but also reduces premature wear on your track links and bushings, saving you from costly replacements.
Reliable Performance: A high-quality carrier roller prevents the track from sagging, which eliminates abnormal wear on your sprocket and idler. This keeps your whole undercarriage system running smoothly and reliably, reducing the risk of a track derailment.
Choosing our Caterpillar D5H carrier rollers means you're investing in maximum uptime and lower operating costs. You get the peace of mind that comes with knowing your machine can handle the toughest jobs without unexpected failures.
| Model | OEM Part No. |
| 8P6256/9P2663 | D8K |
| 8E0400 | D8N |
| 141-30-00110 | D50-15~18 |
| 141-30-00568 | D60-6 |
| 14X-30-00141 | D65EX-12 |
| 155-30-00233 | D80-18 |
| 175-30-00515 | D150A-1/D155A-1 |
| 6S3609 | D3B/D3C |
| 6K9880/3K7962 | D4 |
| 6Y3908 | D5H |
| 6Y1781 | D6H/D6R |
| 9S3570/5A8374 | D5B/D6B |
| 3T3206/9S2730 | D6C/D6D |
| 1P8717/2P3514 | D7F/D7G |
Address : Building 17, Block 9, Section D, 27th Road, Chenghui International Hardware and Electrical City, Xiamei Town, Nan'an City, Quanzhou, Fujian Province
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