Table:
text: BMW X1
Diesel engines
Diesel engines
Model Years Engine_code Power_ Torque
sDrive16d 2012- N47D20 PS (kW; hp)@4000 N·m (lb·ft)@1750-3000
sDrive18d xDrive18d 2009- N47D20 PS (kW; hp)@4000 N·m (lb·ft)@1750-2500
sDrive20d xDrive20d 2009-2011 N47D20 PS (kW; hp)@4000 N·m (lb·ft)@1750-3000
xDrive20d 2011- N47D20 PS (kW; hp)@4000 N·m (lb·ft)@1750-2500
sDrive20d EfficientDynamics Edition 2011- N47D20 PS (kW; hp)@3250-4200 N·m (lb·ft)@1750-2500
xDrive23d 2009- N47D20 PS (kW; hp)@4400 N·m (lb·ft)@2000-2250
xDrive25d 2012- N47D20 PS (kW; hp)@4400 N·m (lb·ft)@1500-2500

Question: In which years did the sdrive16d model have a torque of n m (lb ft)@1750-3000 among the BMW X1 diesel engines?

Question: What is the torque of the xdrive20d model which has an output of ps (kw; hp)@4000 among BMW X1 models diesel engines?

Question: What is the engine code of BMW X1 xdrive23d model among diesel engines?

Question: What model is the torque in Nm (lb ft) at 1500-2500 in the BMW X1 diesel engines?