Tractor reference
LS Tractor MT573C
Specifications, maintenance, parts and compatibility reference.
Specification set: United States - Cab; Synchro Shuttle; F20 x R20 Current LS Tractor USA MT5 cab configuration; model page is primary for transmission and variant weight.
Machine Configuration
Operator stationCab
Engine
Engine modelL4C25-T
Engine typeVertical water-cooled 4-cylinder diesel engine
Emissions standardEPA Tier 4F
Engine displacement2.5 L
Gross engine power73 hp
Rated engine speed2500 rpm
Transmission
TransmissionSynchro Shuttle
Transmission speeds / rangesF20 x R20
SteeringHydrostatic power steering
PTO
PTO power62 hp
PTO typeIndependent
Rear PTO540 / 750 / 1000 rpm
Hydraulics
Hydraulic control systemPosition / Draft
Implement hydraulic pump capacity13.2 gpm
Power-steering pump capacity6.6 gpm
Total hydraulic flow19.8 gpm
3-point hitch categoryCategory II
3-point hitch lift capacity6614 lb
Remote valves3 pairs front; 3 pairs rear
Dimensions & Weight
Overall length with 3-point hitch150 in
Overall width77.5 in
Published overall/ROPS/cab height104.4 in
Wheelbase84.6 in
Published configuration weight6620 lb
Capacities
Fuel tank capacity26.4 US gal (100 L)
Verified attachment fitment
Attachment fitment is stored separately from service parts. A listed attachment may still require a specific axle, driveline, transmission or tractor configuration; verify the requirement below before ordering or installing.
Front loaderLS Tractor LL6100Fitment note: LL6100 is the official MT5 Series front loader and is listed on both current MT573C and MT573CPS model pages.Front loader details: Current LS Tractor USA MT5 LL6100 front loader. 78 in bucket; 126.5 in maximum lift height; 95.3 in clearance with attachment dumped; 5.7 in reach at maximum height; 64° maximum dump; 38° maximum rollback; 7.0 in digging depth; 64.2 in carry height; 6,644 lb breakout force at pivot pin; approximately 1,232 lb loader without bucket. Current official sources publish different lift-capacity figures because of both measurement conditions and an updated brochure revision; all are explicitly labeled.
3,626 lb at pivot pin (current 2025/10 MT5 brochure); 4,880 lb at pivot pin / 1.5 m height (current central loader catalog); MT5 series/model-page summary still displays legacy 3,364 lbLift height: 126.5 in maximum lift height
Sources
LS Tractor · official sourceLS Tractor MT573C current US model page
LS Tractor · official sourceLS Tractor LL6100 current MT5 loader specifications and fitment