McCormick X6.618
Utility Tractor · 2022
Overview
The McCormick X6.618 provides the power and durability required for working farm operations. With 175 horsepower (152 PTO HP), it handles demanding implements and attachments effectively. The xtrashift 54f+18r (108f+36r with creeper) transmission delivers reliable power transfer. Loader-compatible for material handling tasks.
Owner Ratings
Based on 14 owner reviews
Best For
- ✓Working farms and agricultural operations
- ✓Heavy implements and PTO-driven equipment
- ✓Rotary cutters and brush hogs
- ✓PTO-driven implements
- ✓3-point implements up to 18519 lbs
Not Ideal For
- ✗Properties with limited storage space
- ✗Operators seeking low purchase cost
Key Features
175 HP FPT NEF67 6.7L Stage V
A standout feature enhancing overall performance.
54F/18R XtraShift
A standout feature enhancing overall performance.
4WD
Maximizes grip and stability across varied terrain.
Cat III 3PH 18519 lb
A standout feature enhancing overall performance.
540/1000 PTO
Enables connection to a wide range of implements.
McCormick X5/X6 Mid-Power Series
McCormick X5 and X6 models represent a mid-power category for farms that need stronger output than compact utility classes while retaining flexibility for daily mixed operations. This segment is frequently used as the operational core on medium acreage enterprises, handling implement work, transport, loader support, and seasonal field preparation with one coherent platform strategy. The X5/X6 position in McCormick’s range is about balanced capability: enough performance for demanding windows, combined with operator-friendly controls and practical maneuverability for routine jobs. For owners managing varied workloads across livestock and crop activities, these series provide a dependable bridge between light utility tractors and high-horsepower open-field machines.
Mid-power operational core
X5 and X6 tractors are often selected as central fleet assets because they can carry substantial workload without becoming too specialized for everyday duties. In practice, these machines support many of the jobs that determine farm throughput: implement operation, logistics movement, and utility support around the yard. McCormick’s mid-power concept gives managers one platform class that remains relevant through both routine and peak periods. This helps simplify planning while maintaining the flexibility needed when weather or labor conditions shift quickly.
- •Functions as a central tractor class in mixed fleets
- •Handles routine and seasonal peak tasks effectively
- •Supports simplified equipment planning and allocation
- •Maintains flexibility under changing operating conditions
Field and utility balance
A defining advantage of the X5/X6 grouping is balance between field capability and utility practicality. Many farms cannot justify machines that excel in one domain but underperform in another, so this class is expected to transition smoothly across work types. McCormick positions these tractors for exactly that cross-domain use, allowing operators to complete demanding operations and still cover yard, transport, and support responsibilities efficiently. This balance improves annual utilization and helps reduce dependence on multiple narrowly focused tractors.
- •Bridges demanding field work and daily utility needs
- •Improves annual utilization across diverse task types
- •Reduces reliance on narrowly specialized machines
- •Supports efficient transitions throughout working days
Operator productivity
Mid-power tractors typically run intensive schedules where operator consistency has direct economic impact. The X5/X6 class is oriented toward manageable controls, comfortable operation, and dependable machine response so crews can maintain quality under pressure. This matters during long operational stretches with repeated headland turns, attachment changes, and transport moves between fields. By supporting a steadier human workload, McCormick’s mid-power platform helps businesses preserve productivity not just in short bursts, but across full campaigns.
- •Comfort and control support sustained daily performance
- •Dependable response improves confidence under pressure
- •Useful during repetitive field and transport cycles
- •Helps maintain quality through long campaign windows
Fleet efficiency strategy
For many operations, X5 and X6 tractors are chosen as a fleet-efficiency strategy rather than a single-machine decision. Their capability envelope allows owners to assign them across multiple departments while keeping training and maintenance processes relatively unified. This reduces operational fragmentation and supports better scheduling resilience when unexpected tasks appear. McCormick’s positioning of these series aligns well with farms that want predictable, high-use tractors capable of delivering value in both crop and livestock-oriented systems.
- •Supports standardized operation across multiple departments
- •Reduces fleet fragmentation and planning complexity
- •High-use profile with broad reassignment flexibility
- •Strong fit for integrated crop and livestock operations
What Owners Say
- •175 HP top X6.6
- •FPT NEF67 torque-rich 6-cyl
- •XtraShift 54 speeds
- •18519 lb Cat III hitch
- •Popular 150-180 HP range for grain farms
Complete Specifications
| Specification | Value |
|---|---|
| Engine | |
| Gross Horsepower | 175 HP |
| PTO Horsepower | 152 HP |
| Cylinders | 6 |
| Displacement | 6.7L |
| Fuel Type | Diesel |
| Aspiration | Turbocharged Intercooled |
| Transmission & Drive | |
| Transmission Type | XtraShift 54F+18R (108F+36R with creeper) |
| Forward Speeds | 54 |
| Drive Type | 4WD |
| Hydraulics & Hitch | |
| Hydraulic Flow | 39.2 GPM |
| 3-Point Hitch | Category III |
| Lift Capacity | 18,519 lbs |
| PTO | |
| PTO Type | Independent |
| PTO Speed | 540/1000 RPM |
| Dimensions & Weight | |
| Operating Weight | 14,771 lbs |
| Wheelbase | 113.4" |
| Compatibility | |
| Front Loader | true |
Specs & Compare
Add models to compare side by side
| Specification | McCormick X6.618 | — | — |
|---|---|---|---|
| Engine | |||
| Gross HP | 175 HP | — | — |
| PTO HP | 152 HP | — | — |
| Cylinders | 6 | — | — |
| Displacement | 6.7L | — | — |
| Fuel Type | Diesel | — | — |
| Aspiration | Turbocharged Intercooled | — | — |
| Transmission & Drive | |||
| Transmission | XtraShift 54F+18R (108F+36R with creeper) | — | — |
| Forward Speeds | 54 | — | — |
| Drive Type | 4WD | — | — |
| Hydraulics & Hitch | |||
| Hydraulic Flow | 39.2 GPM | — | — |
| 3-Point Hitch | Category III | — | — |
| Lift Capacity | 18,519 lbs | — | — |
| PTO | |||
| PTO Type | Independent | — | — |
| PTO Speed | 540/1000 RPM | — | — |
| Dimensions & Weight | |||
| Wheelbase | 113.4" | — | — |
| Weight | 14,771 lbs | — | — |
| Fuel & Performance | |||
| Fuel Capacity | 73.9 gal | — | — |
| Pricing | |||
| MSRP From | $155,000 | — | — |
Compare Similar Models
Tractors with similar horsepower ratings for side-by-side comparison.
Frequently Asked Questions
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Get More From Your McCormick X6.618
Owning it is just the start. These guides cover the attachments, upkeep, and equipment that fit this tractor.
Attachment Compatibility
Match implements by hitch, PTO, and hydraulics.
Read guide3-Point Hitch Guide
Categories, pin sizes, and how to attach implements.
Read guidePTO Attachments Guide
How the PTO works and the implements it drives.
Read guideHydraulic Remotes
Add and troubleshoot rear remotes.
Read guideFarm Fuel Storage
Store and transfer diesel on your property.
Read guideFarm Backup Power
Run a PTO generator off this tractor.
Read guide