John Deere S7 900
Source-backed specifications, maintenance, parts and published market/configuration reference for this combine.
Specification set: United States · Current US harvesting catalog specification · Current Technical values from the official John Deere S7 Series specification brochure. The S7 family is independently confirmed in the current John Deere US harvesting catalog captured 2026-08-31.
Machine Configuration
Machine configurationCombine harvester
Official market scopeUnited States / North America
Engine
Engine familyJohn Deere JD14 13.6 L
Engine displacement13.6 L
Rated engine power (individual product page)543 hp
Rated engine speed2000 rpm
Maximum engine power (individual product page)617 hp
Feeding
Feeder drive typeFixed or multi-speed
Feeder width55 in
Feeder length67.9 in
Threshing & Separating
Separator typeRotary
Rotor length123 in
Rotor diameter30 in
Rotor speed range210-530 rpm low range; 400-1000 rpm high range
Concave area11.8 sq ft
Separating area16.6 sq ft
Cleaning
Total cleaning area (louvered)54.9 sq ft
Grain Handling
Grain tank capacity400 bu
Peak unloading rate4.2 bu/sec
Dimensions & Weight
Base machine weight49141 lb
Front axle weight24511 lb
Capacities
Fuel tank capacity330 gal
Sources
Specifications, capacities, maintenance, documented part fitment and attachment fitment on this page are tied to cited source records. Version-scoped records use the selected market/configuration context where one is available.