Table: vehicle_specs_2
Columns: model_type
model_designation
engine
wheelbase_mm_inch
gvw_kg_ton
axle_ratio

Question: What type of engine does the model with model designation 97100 have?
SQL: SELECT "engine" FROM vehicle_specs_2 WHERE "model_designation" = '97100'

Question: What's the wheelbase (in mm/inch) of the model with model designation 97G00?
SQL: SELECT "wheelbase_mm_inch" FROM vehicle_specs_2 WHERE "model_designation" = '97G00'

Question: What type of engine does the model with model designation 97F00 have?
SQL: SELECT "engine" FROM vehicle_specs_2 WHERE "model_designation" = '97F00'

Question: What's the model designation of the model with GVW of 2828/2.78 kg/ton and axle ratio of 9/47?
SQL: SELECT "model_designation" FROM vehicle_specs_2 WHERE "gvw_kg_ton" = '2828/2.78' AND "axle_ratio" = '9/47'