CAT Caterpillar Gear 8I-4308

( Brand: Cat ), ( Part Type: Gear ), ( Compatible Equipment Make: Caterpillar ), ( Manufacturer Part Number: 8I4308 )

Review CAT Genuine Caterpillar Support Gear

The Caterpillar 8i-4308 is a high-performance, heavy-duty Cat Intermediate Geared Drive, designed specifically for use in mining, quarry, and other heavy industrial applications. This gear drive features a Cat 8i series case, which is known for its robust design and superior strength, making it ideal for handling the toughest operating conditions.

The 8i-4308 is equipped with four 30-inch wide, 8-module, Cat C1835 ratings, type G, helical bevel gears. These gears are manufactured using advanced materials and precision machining techniques, ensuring exceptional strength, durability, and efficiency. The helical design of the gears allows for quieter operation and reduced vibration compared to spur gears.

One of the standout features of the 8i-4308 is its large 120-inch diameter, 12-bolt flange output shaft. This robust shaft is designed to handle high torque loads and can be easily interfaced with a variety of power sources, such as diesel engines or electric motors. The output shaft is also equipped with a taper-lock coupling, which allows for easy and secure connection to the driven equipment.

The 8i-4308 also includes a number of features to ensure reliable operation and easy maintenance. For example, it is equipped with a large oil sump, which provides ample lubrication for the gears and bearings. It also includes a hydraulic oil cooler, which helps to maintain the temperature of the hydraulic oil, ensuring optimal performance and extended component life.

Additionally, the 8i-4308 includes a number of inspection points and access hatches, making it easy for maintenance personnel to check and service the gear drive components as needed. The gear drive is also designed to be easily transported and installed, with a removable base and modular design that allows for easy disassembly and reassembly.

In summary, the Caterpillar 8i-4308 is a heavy-duty, high-performance intermediate geared drive that is ideal for use in mining, quarry, and other heavy industrial applications. With its robust design, advanced materials, and quiet, efficient helical gears, it is able to handle the toughest operating conditions and provide reliable, long-lasting performance. Its large output shaft, easy maintenance features, and modular design make it a popular choice for equipment operators looking for a reliable and durable gear drive solution.

The Caterpillar 8i-4308 is a high-performance, heavy-duty gearbox designed for various industrial applications. This gearbox falls under the Cat 8 series, which is known for its durability, efficiency, and reliability. Here are some pros and cons of buying a Caterpillar 8i-4308:

1. High Torque Capacity: The Caterpillar 8i-4308 can handle a torque capacity of up to 3,789 Nm (2,812 ft-lb), making it suitable for heavy-duty applications.

2. Efficient Design: The gearbox features an efficient design that minimizes energy losses and reduces heat generation, which in turn increases the overall efficiency of the system.

3. Durable Construction: The 8i-4308 is built with high-quality materials and components, ensuring long-lasting performance even in harsh operating conditions.

4. Flexible Configuration: This gearbox can be configured to meet various application requirements, including different input and output speeds, ratios, and mounting options.

5. Easy Maintenance: The gearbox is designed with easy access to critical components, making routine maintenance and inspections easier and more efficient.

1. High Cost: The Caterpillar 8i-4308 is a premium gearbox with a correspondingly high price tag. It may not be the most cost-effective option for applications with lower torque requirements or more modest budgets.

2. Complex Assembly: The gearbox's high performance and durability come at the cost of a more complex assembly process. Installing and integrating the 8i-4308 may require specialized knowledge and tools.

3. Limited Availability: Due to its high-performance nature, the Caterpillar 8i-4308 may not be as widely available as other gearboxes on the market. This could limit potential buyers' options for sourcing replacement parts or seeking technical support.

In conclusion, the Caterpillar 8i-4308 is a high-quality, heavy-duty gearbox that offers excellent torque capacity, efficiency, durability, and flexibility. However, it comes with a high cost, complex assembly process, and limited availability.

If you require a gearbox for a heavy-duty application with high torque requirements and are willing to invest in a premium product, the Caterpillar 8i-4308 could be an excellent choice. On the other hand, if you have a more modest budget or lower torque requirements, you may want to consider alternative gearboxes that offer a more cost-effective solution. Ultimately, the decision depends on your specific application needs and budget constraints.

Details:

PART # 8I4308. PIC # P1010623-P1010625. Local Pick-up.

Combined Shipping. Spanish and English. Return Warranty.

part #: 8i4308 prices

• $60.00-$100.00

specifications heavyaccoutrement:

• brand: Cat
• part type: Gear
• compatible equipment make: Caterpillar
• manufacturer part number: 8I4308

seller heavyaccoutrement:

• # reviews: 23918
• rating: 100.0%
• city: North Salt Lake, Utah

general heavyaccoutrement:

• condition: New
• Heavy Equipment, Parts Attachments > Heavy Equipment Parts Accessories > Hardware Parts

payments heavyaccoutrement:

• credit card: Visa
• other
• wallet: Paypal

returns heavyaccoutrement:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted
• method: Money back

shipping heavyaccoutrement:

• transit: 5-12 Days
• class: Standard, Expedited, One-day
• type: Calculated
• carrier: USPS, UPS
• service: USPS Ground Advantage, USPS Priority Mail, UPS Next Day Air
• cost: $88.75

offer heavyaccoutrement:

• availability: In Stock
• sold: 0
• started: November 21, 2025
• quantity: 1
• options: Ship-to-home
• best offers: True

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