| Manufacturer |
McCormick Intl |
| Price |
- |
| Model |
X7.660 |
| Equipment Type |
Row-Crop Tractors |
| Factory |
|
MCCORMICK INTL X7.660 POWER
ENGINE DETAIL
The McCormick Intl X7.660 tractor features a BetaPower turbocharged 6-cylinder diesel engine with a displacement of 6.7L, delivering a maximum power range of 151hp to 175hp when utilizing the Power Plus feature. Equipped with selective catalytic reduction (SCR) technology for emissions compliance, its robust torque rating of 466.1 lb-ft at 1500 RPM ensures efficient performance in heavy-duty applications. However, maintaining the SCR system is essential to prevent potential complications with emissions regulations, particularly in regions with stringent environmental standards.
| Description |
BetaPower turbocharged air-to-air intercooled diesel 6-cylinder 24-valve liquid-cooled |
| Displacement |
410.6ci / 6.7L |
| Bore/Stroke |
4.094x5.197inches / 104x 132 mm |
| Emissions |
Interim Tier 4 |
| Emission control |
selective catalytic reduction (SCR) |
| Power |
151hp / 112.6kW |
| Maximum Power |
165hp / 123.0kW/175hp / 130.5kW (Power Plus) |
| Fuel system |
electronic high-pressure common rail |
| Compression |
17.1:1 |
| Rated RPM |
2200 |
| Torque |
466.1 lb-ft /632.0 Nm |
| Torque RPM |
1500 |
| Starter |
electric |
| Starter volts |
12 |
MCCORMICK INTL X7.660 ENGINE
The McCormick Intl X7.660 tractor is powered by a BetaPower 6.7L 6-cylinder diesel engine, providing robust performance suitable for demanding agricultural tasks. Its substantial 84.5-gallon fuel tank allows for extended operational range, while the 10-gallon capacity for diesel exhaust fluid (DEF) supports compliance with environmental regulations, enhancing its eco-friendliness. However, the larger DEF tank may require more frequent maintenance checks in high-use scenarios to ensure optimal emission control.
| Description |
BetaPower 6.7L 6-cyl diesel |
| Fuel tank |
84.5gal / 319.8L |
| Exhaust fluid (DEF) |
10gal / 37.9L |
TRANSMISSIONS OVERVIEW
The McCormick Intl X7.660 features a 24-speed four-speed power shift transmission, providing enhanced torque management and efficient power transfer for versatile field operations. The advanced transmission system allows for smooth shifting under varying load conditions, improving overall productivity in both agricultural and commercial scenarios. However, operators may require a learning curve to master the complexities of the shifting mechanism, which could impact initial usability.
| Description |
24-speed four-speed power shift 40-speed |
TRANSMISSION 1
The McCormick Intl X7.660 features a four-speed power shift transmission with 24 forward and reverse gears, providing excellent versatility for various agricultural tasks. The wet disc clutch enhances durability and performance during heavy-duty operations, ensuring smoother engagement and reduced wear. However, the complexity of the transmission system may require more maintenance, emphasizing the need for skilled operators to maximize efficiency in intricate field scenarios.
| Transmission |
Pro Drive |
| Type |
four-speed power shift |
| Gears |
24 forward and reverse |
| Clutch |
wet discs |
TRANSMISSION 2
The McCormick Intl X7.660 features a Pro Drive Creeper transmission, providing a total of 40 forward and reverse gears, allowing for tailored speed control and torque management—ideal for tasks requiring precision, such as tillage or planting in variable terrain. The wet disc clutch system ensures smoother engagement and reduced wear, enhancing durability during heavy operations. However, the complexity of the transmission may present a learning curve for operators unfamiliar with advanced drive systems.
| Transmission |
Pro Drive Creeper |
| Gears |
40 forward and reverse |
| Clutch |
wet discs |
MECHANICAL
The McCormick Intl X7.660 features a robust 4x4 MFWD chassis, ensuring superior traction and stability across varied terrains, particularly advantageous for heavy-duty agricultural tasks. Its electro-hydraulic differential lock enhances maneuverability in challenging conditions, while the hydrostatic power steering provides responsive handling, crucial for precision tasks. The available 24-speed and 40-speed transmission options offer flexibility in range selection, optimizing performance for both high-speed transport and low-speed field operations.
| Chassis |
4x4 MFWD 4WD |
| Differential lock |
electro-hydraulic front and rear |
| Steering |
hydrostatic power |
| Brakes |
wet disc |
| Trailer brakes |
hydraulic (optional) pneumatic (optional) |
| Cab |
Cab standard with air-conditioning. Optional electro-hydraulic cab suspension. |
| Transmissions |
24-speed four-speed power shift 40-speed |
HYDRAULICS
| Type |
closed center |
| Valves |
3 to 6 |
| Pump flow |
32.5gpm / 123.0lpm |
| Steering flow |
11.6gpm / 43.9lpm |
TRACTOR HITCH
| Rear Type |
III/IIIN |
| Control |
lower link draft sensing |
| Rear lift |
20500lbs / 9298kg |
| Front Hitch |
optional |
| Front lift |
7716lbs / 3499kg |
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Clutch |
electro-hydraulic wet discs |
| Rear RPM |
540/540E / 1000/1000E (1.375) |
| Front PTO |
independent (optional) |
MCCORMICK INTL X7.660 TIRES
The McCormick Intl X7.660 features standard agricultural tires with a front size of 540/65R28 and a rear size of 650/65R38, providing excellent traction and stability on various terrains. The wider rear tires enhance load distribution, making it ideal for heavy-duty applications such as plowing and hauling. However, users may face challenges in tight maneuvering spaces due to the larger dimensions of the rear tires.
| Standard tires (ag) |
Front: 540/65R28. Rear: 650/65R38 |
DIMENSIONS
| Wheelbase |
108.3inches / 275cm |
| Length |
207.1inches / 526cm |
| Width |
95.7inches / 243cm |
| Height (cab) |
115inches / 292cm |
| Weight |
14440lbs / 6549kg |
| Ground clearance |
21.7inches / 55cm |
| Front axle |
4WD hydraulic suspension |
| Rear axle |
Bar |
DIMENSIONS & TIRES
The McCormick Intl X7.660 features a wheelbase of 108.3 inches, which enhances stability during field operations and tight maneuvers. With a substantial weight of 14,440 lbs, it offers excellent traction and balance, suitable for heavy-duty tasks. The tire sizes (front: 540/65R28; rear: 650/65R38) provide optimal ground contact and load distribution, maximizing performance on varied terrains while reducing soil compaction.
| Wheelbase |
108.3inches / 275cm |
| Weight |
14440lbs / 6549kg |
| Front tire |
540/65R28 |
| Rear tire |
650/65R38 |
ELECTRICAL
| Ground |
negative |
| Battery volts |
12 |
