Brand siblingAGCO AGCOSTAR 8425
The AGCO AGCOSTAR 8425 is a powerful utility tractor built from 1995 to 2001. It's a 4-wheel drive machine with a strong Cummins N14 diesel engine. This engine has 6 cylinders and can produce 425 horsepower, which is very high compared to other tractors. The engine is turbocharged and liquid-cooled, helping it work hard in tough conditions. This tractor is big and heavy, weighing 28,300 pounds. It's about 23 feet long, 13 feet wide, and 11 feet tall. The AGCOSTAR 8425 has a partially synchronized transmission with 18 forward gears and 2 reverse gears. This gives the driver lots of options for different tasks. The tractor has a closed center hydraulic system and hydrostatic power steering, making it easier to control. It also has a comfortable cabin with heat and air conditioning, so farmers can work in any weather.

Quick specs
- Category
- Utility
- Engine Power Output
- 425hp
- Operating Weight
- 28,300 lb
- Transmission
- Partially synchronized
At a glance
How the AGCOSTAR 8425 compares
vs. Utility medianDistribution
Engine Power (hp)
Across all Utility tractors
This model
The AGCOSTAR 8425 ranks at the 99th percentile for engine power among recorded utility tractors.
Overview
About the AGCO AGCOSTAR 8425
The AGCO AGCOSTAR 8425 is a powerful utility tractor built from 1995 to 2001. It's a 4-wheel drive machine with a strong Cummins N14 diesel engine. This engine has 6 cylinders and can produce 425 horsepower, which is very high compared to other tractors. The engine is turbocharged and liquid-cooled, helping it work hard in tough conditions. This tractor is big and heavy, weighing 28,300 pounds. It's about 23 feet long, 13 feet wide, and 11 feet tall. The AGCOSTAR 8425 has a partially synchronized transmission with 18 forward gears and 2 reverse gears. This gives the driver lots of options for different tasks. The tractor has a closed center hydraulic system and hydrostatic power steering, making it easier to control. It also has a comfortable cabin with heat and air conditioning, so farmers can work in any weather.
Full specifications
Every recorded spec
General
| Manufacturer | AGCO |
|---|---|
| Model | AGCOSTAR 8425 |
| Category | Utility tractor |
| Type | 4x4 4WD |
| Years built | 1995–2001 |
| Operating weight | 28,300lb |
Engine
| Make | Cummins |
|---|---|
| Model | Cummins N14 |
| Power | 425hp |
| Cylinders | 6 |
| Displacement | 855ci |
| Bore | 5.5in |
| Stroke | 6in |
Transmission
| Type | Partially synchronized |
|---|---|
| Forward gears | 18 |
| Reverse gears | 2 |
Chassis & drive
| Chassis | 4x4 4WD |
|---|---|
| Drive | 4WD |
| Steering | Hydrostatic power |
| Brakes | Hydraulic disc |
| Cab | Cabin with heat and air conditioning |
Hydraulics
| Type | Closed center |
|---|
Dimensions
| Length | 272.4in |
|---|---|
| Width | 152.9in |
| Height | 133.2in |
| Operating weight | 28,300lb |
Head to head
AGCOSTAR 8425 vs. Utility median
How the AGCO AGCOSTAR 8425 compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 425 hp | 55 hp | +673% | 99th |
| Engine Displacement | 855 ci | 183 ci | +367% | 98th |
| Cylinders | 6 | 4 | +50% | 93rd |
| Forward Gears | 18 | 12 | +50% | 83rd |
| Operating Weight | 28,300 lb | 5,303 lb | +434% | 97th |
| Length | 272 in | 137 in | +99% | 98th |
| Width | 153 in | 66 in | +132% | 99th |
| Height | 133 in | 94.1 in | +42% | 97th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 3,933–5,720 models).
Compare to tractors with similar specs
Commonly compared AGCO tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| AGCO AGCOSTAR 8360 | 360 hp | — | 1995–2001 | Compare → |
| AGCO RT140A | 179.7 hp | 16,305 lb | — | Compare → |
| AGCO LT85A | 110.1 hp | 10,605 lb | — | Compare → |
| AGCO LT90A | 110 hp | 8,820 lb | — | Compare → |
| AGCO LT75A | 100 hp | 8,820 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| CaseIH 9390 | 425 hp | 32,500 lb | — | Compare → |
| CaseIH Magnum 380 | 415 hp | 32,200 lb | 2014+ | Compare → |
| Big Bud 440 | 440 hp | 40,000 lb | — | Compare → |
| Big Bud 402 | 402 hp | 40,000 lb | — | Compare → |
| Baldwin DM400 | 400 hp | — | — | Compare → |
Explore
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Gallery
AGCO AGCOSTAR 8425 photos






FAQ
Common questions
When was the AGCO AGCOSTAR 8425 in production?
AGCO AGCOSTAR 8425 production started in 1995 and ended in 2001.
How much does the AGCO AGCOSTAR 8425 weigh?
The AGCO AGCOSTAR 8425 weighs about 28,300 lb in operating condition.
What transmission is in the AGCO AGCOSTAR 8425?
Transmission on the AGCO AGCOSTAR 8425 is Partially synchronized, with 18 forward speeds.
What type of hydraulic system does the AGCO AGCOSTAR 8425 use?
Hydraulics on the AGCO AGCOSTAR 8425 are Closed center.
How much horsepower does the AGCO AGCOSTAR 8425 have?
The AGCO AGCOSTAR 8425 produces 425 hp from its 6-cylinder engine. Engine displacement is 855 ci.
What maintenance does the AGCO AGCOSTAR 8425 require?
Like any tractor, the AGCO AGCOSTAR 8425 needs periodic engine oil and filter changes, hydraulic fluid checks, and regular greasing and inspection. The owner's manual lists the manufacturer's recommended service intervals.


