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Big BudModel A
Big Bud 400/20
Utility
- power
- 400 hp
- displacement
- 736 ci
- Cylinders
- 8
- Forward gears
- 12
Head to head · Utility
Utility

Row Crop
How they compare
400/20 is in the 98th percentile; 8740S is in the 98th · 5,383 models
400/20 is in the 96th percentile; 8740S is in the 94th · 5,580 models
400/20 is in the 99th percentile; 8740S is in the 93rd · 5,720 models
400/20 is in the 98th percentile; 8740S is in the 95th · 4,659 models
Full comparison
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Manufacturer | Big Bud | Massey Ferguson | — |
| Model | 400/20 | 8740S | — |
| Category | Utility | Row Crop | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Manufacturer | Detroit Diesel | AGCO Power | — |
| Model | 8V-92T | Not recorded | — |
| Power Output | 400hp | 400hp | Same |
| Rated RPM | 2,100RPM | 1,950RPM | ▲ 400/20+150 RPM · +8% |
| Cylinders | 8 | 6 | ▲ 400/20+2 · +33% |
| Displacement | 736ci | 513ci | ▲ 400/20+223 ci · +43% |
| Bore | 4.8in | 4.4in | ▲ 400/20+0.4 in · +9% |
| Stroke | 5in | 5.7in | ▲ 8740S+0.7 in · +14% |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Type | Gear | Continuously-variable transmission (CVT) | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Length | 268in | 219in | ▲ 400/20+49 in · +22% |
| Width | 120in | Not recorded | — |
| Height | Not recorded | 138in | — |
| Operating Weight | Not recorded | 23,810lb | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| System Type | Closed center load sensing | Closed-center load-sensing | — |
| Steering Type | Articulated power | Power | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Front Tire Size | Not recorded | 620/75R30 | — |
| Rear Tire Size | Not recorded | 650/85R42 | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | Category 3 | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | 4x4 MFWD 4WD | — |
| Drive Type | 4WD | 4WD | Same |
| Steering Type | Articulated power | Power | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Standard | Not recorded | Stage IV | — |
| Control System | Not recorded | SCR (selective-catalytic reduction) | — |
| Spec | Big Bud 400/20 | Massey Ferguson 8740S | Difference |
|---|---|---|---|
| Type | Cab | Cab | Same |
Category context