Cat® Wheel Tractor-Scraper 657 twin engine has the power to boost productivity by utilize push-pull loading. Combine this ability with improvements in productivity, enhancements in operator comfort, and new safety features – Powered Access System and effective wet disc brakes – and you have a machine offering high returns on profit and time.
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Operator Comfort
- Ergonomic layout with plenty of room to work.
- Fatigue fighting low-effort controls with convenient auto-kickouts and detents
- Air suspension Cat Comfort Seat adjusts and rotates for more comfortable machine operation
- HVAC, defroster, radio ready are standard
Productivity
- Excellent visibility to bail, cutting edge and bowl
- Transmission hold maintains gear selection for optimum loading performance
- Dual throttle pedals for independent front and rear engine control
- Single joystick control replaces three implement levers in previous models
- Differential lock improves traction, reducing tire slip, wear, and operating costs
- Hydraulic retarding for braking on grades
Safety
- Hand rails strategically placed for three points of contact
- Seat adjusts for best visibility and access to controls; integrated seat belt
- ROPS/FOPS integrated into cab structure
- Front and rear windshield wipers
- Optional secondary steering helps maneuver the machine when primary steering is inoperable
- Four braking systems: primary, secondary, parking and hydraulic retarding (optional)
Instruments
- 1) Bowl (up/down), 2) Ejector (forward/back), 3) Thumb rocker switch, apron, 4) Transmission hold, 5) Cushion hitch, Trigger switch (not shown) bail control
- Simple gauge cluster is easy to read
- 657G dash can display either front or rear engine data
- Backlit switches are close at hand
- Messaging alerts technicians and operator to service needs