GR-1.8:
- Price: $3625;
- Working width: 1.8 m;
- Power requirement: 120 hp.
GR-2.5:
- Price: $4925;
- Working width: 2.5 m;
- Power requirement: 180 hp.
GR-3.4:
- Price: $7950;
- Working width: 3.4 m;
- Power requirement: 240 hp.
GR-4.3:
- Price: $8500;
- Working width: 1.8 m;
- Power requirement: 330 hp.
