Specifications include, but are not limited to: ALL TRACTORS MUST INCLUDE THE FOLLOWING EQUIPMENT: DIESEL ENGINE ALL STANDARD EQUIPMENT AUXILIARY VALVE THREE SPOOL (80 HP. & ABOVE) DIFFERENTIAL LOCK POWER STEERING POWER TAKE OFF DUAL STAGE CLUTCH OR INDEPENDENT PTO 25 THRU 39 (INDEPENDENT WET CLUTCH PTO ON 40 HP AND ABOVE). SWINGING DRAWBAR OR FIXED ROPS (ROLL OVER PROTECTION STRUCTURE) 3-POINT HITCH (CATEGORY I UP TO 45HP ALL OTHERS, CATEGORY II) 3 LEVEL CONTROL WITH HYDRAULIC DRAFT POSITION AND RAISE RESPONSE CONTROL INCLUDING OUTSIDE CHECK CHAINS WITH STABALIZERS. FIRE EXTINGUISHERS, MINIMUM OF 5 LBS., TO BE ATTACHED TO TRACTOR UNIT. ALL SIX CYLINDER TRACTORS MUST COME STANDARD FACTORY CAB EQUIPPED WITH HEAT AND AIR CONDITIONING. ALL OTHER OPTIONAL EQUIPMENT OR ACCESSORIES NOT LISTED MUST BE AVAILABLE FOR PURCHASE AS DISCOUNTED OPTIONAL EQUIPMENT FOR THAT TRACTOR.