Row-Crop tractorOverview EngineTransmissionDimensionsPhotosTestsThe Minneapolis-Moline RTU was the univeral row-crop version of the R series tractors. It was also the most popular version. The R series were available with the Comfort Cab featuring upholstered seat, roll-down windows, and rear door. Production:Manufacturer: Minneapolis-MolineFactory: Minneapolis, Minnesota, USATotal built: 25,824Original price (USD): $1700 (1954) Variants:RTU: tricycle-frontRTS: standard-frontRTN: single-frontRTE: adjustable-frontRTI: industrial tractor Minneapolis-Moline RTU Engine: Minneapolis-Moline 2.7L 4-cyl gasolinefull engine details ... Capacity:Fuel: 14 gal [53.0 L] Power Take-off (PTO):Rear RPMs: 560 Dimensions & Tires:Wheelbase: 76 inches [193 cm] Weight: 3,100 lbs [1406 kg] Front tire: 4.00-15Rear tire: 8-36full dimensions and tires ... RTU Serial Numbers:Location: Left side of tractor frame, near brake pedals.photo of RTU serial number1939: 4000011940: 4022011941: 4055761942: 4079511943: 4088261944: 4093581945: 4107481946: 4137551947: 4165451948: 00148000011949: 00149000011950: 00150000011951: 001021561952: 001039731954: 00104824how to read serial numbers... Links:R production data:The photos I got off the Internet just to have Similar pictures The tractor is restored