Case IH 8120 Combine Parts
8120 parts and accessories
The Case IH 8120 combine, produced from 2009-2012, delivers robust performance with its engine pushing around 350 horsepower. Known for its reliable rotary separator and efficient grain handling, the 8120 was a popular choice for farmers harvesting a variety of crops. It accommodates header widths up to 40 feet, making it well-suited for large acreage farms.
The Case IH 8120 combine was a key part of the Axial-Flow series, manufactured from 2009 to 2012. Powering this machine is an Iveco FPT 9.0L engine, delivering approximately 350 horsepower with a peak boosted power nearing 400 HP. The heart of the 8120 is its single Axial-Flow rotary system, designed for efficient threshing and separation. The grain tank boasts a capacity of 315 bushels, and it unloads at a rate of 3.2 bushels per second (approximately 192 bu/min). Available header widths ranged up to 40 feet, catering to different field sizes and crop types. Chopper and spreader options helped manage residue effectively. The cab provided operators with enhanced comfort and visibility and integrated yield monitoring systems. The 8120 excels in harvesting corn, soybeans, wheat, and other small grains due to its efficient threshing and cleaning capabilities.
Specifications
| Engine | Iveco FPT 9.0L 350 HP Diesel |
|---|---|
| Separator Type | Single Axial-Flow Rotary - 30 inch Rotor |
| Grain Tank | 315 bushels |
| Unloading Rate | 192 bu/min |
| Header Widths | Up to 40 ft |
| Fuel Capacity | 250 gallons |
| Weight | 34,000 lbs |
| Years Produced | 2009-2012 |
Maintenance Tips
- Concave Adjustment: Regularly check and adjust concave clearance based on the crop being harvested to optimize threshing performance and minimize grain loss.
- Belt and Chain Tension: Inspect belt and chain tension frequently, especially during the initial hours of operation, and adjust as needed to prevent slippage and premature wear.
- Sieve and Chaffer Cleaning: Clean the sieves and chaffer regularly to remove debris and ensure proper airflow, which is essential for efficient grain separation.
- Bearing Greasing: Lubricate all grease points, including bearings, according to the manufacturer's recommendations to prevent premature failure and extend component life.
History & Background
The Case IH 8120 was introduced in 2009 as part of the Axial-Flow series, building upon the success of previous models. It offered advancements in engine power, grain handling capacity, and operator comfort. This model contributed significantly to the evolution of combine harvester technology, emphasizing efficiency and productivity in the field.
Frequently Asked Questions
What engine is in the Case Ih 8120?
The Case IH 8120 is equipped with an Iveco FPT 9.0L diesel engine, producing approximately 350 horsepower.
What is the grain tank capacity on a 8120?
The grain tank capacity on the Case IH 8120 is 315 bushels, with an unloading rate of approximately 192 bushels per minute.
What type of separator does the 8120 have?
The Case IH 8120 features a single Axial-Flow rotary separator with a 30-inch rotor, known for its efficient threshing and separation capabilities.
What are common parts needed for the 8120?
Commonly needed parts for the Case IH 8120 include concaves, rasp bars, belts, chains, bearings, auger fingers, and sickle sections, all of which are subject to wear and tear during harvesting operations.

86623219 - Lower Unloading Auger Gearbox Shaft
SKU: 86623219
30 in stock

86620026 - Triangular Flange
SKU: 86620026
952 in stock

86613758 - Bearing Assembly
SKU: 86613758
35 in stock

86588003 - Idler Pulley
SKU: 86588003
140 in stock

853116 - Unloading Auger Gearbox Bearing Assembly
SKU: 853116
10 in stock

84447940 - Vertical Unloading Auger
SKU: 84447940
22 in stock

84402652 - Tailing Delivery; Ext Wear Auger
SKU: 84402652
11 in stock

84131732 - Grain Saver Door
SKU: 84131732
5 in stock

84078027 - Return Tailings Std. Cover
SKU: 84078027
7 in stock

84072623 - Unloading Auger Extension Bearing Support
SKU: 84072623
136 in stock

84069777 - Unloading Drive Sprocket
SKU: 84069777
80 in stock

52443 - Ball Bearing
SKU: 52443
473 in stock

47647112 - Unloading Auger Swing Cylinder
SKU: 47647112
21 in stock

325103 - Tailing Auger Bearing
SKU: 325103
46 in stock

182838C1 - Grain Tank Unload Auger Outer Brg Support-Cap
SKU: 182838C1
1 in stock

168370C2 - Slip Clutch Ratchet
SKU: 168370C2
180 in stock

S2090S00F - (2.1 MM Thick) Input / 2nd / PTO Clutch Separator Plate
SKU: S2090S00F
36 in stock

S2080S00F - 7" Trans Clutch Pack Input / 2nd / PTO Clutch (2.4 MM Thick) Separator Plate
SKU: S2080S00F
2 in stock

A61447 - Bearing Cone
SKU: A61447
195 in stock

87555831 - Header Drive Gearbox Output Shaft Bearing
SKU: 87555831
10 in stock

86990276 - Friction Disc
SKU: 86990276
793 in stock

84069688 - Differential w/ Lock Shaft
SKU: 84069688
16 in stock

625743C1 - Cup; Rear Axle Hub Bearing
SKU: 625743C1
177 in stock

429232 - Cleaning Shoe Pivot Frame Bushing
SKU: 429232
162 in stock
