The oil pan is rectagular with rounded edges. The plug is angled up a little bit and is on the back side of the pan. You can see/reach it if you try to access it from the front of the car - even if the car is on the ground.
The Suzuki oil drain plug torque specification is 30 pounds. Over tightening the oil drain plug can cause the oil pan threads to strip.
The drain plug is located at the bottom of the radiator, on the driver's side. I have the same vehicle, and it looks like it might be made of plastic, so be careful when loosening it.
follow the plug wires
jack the back of the bike up and remove the oil plug!
The trans does not have a drain plug.
The size of your mom
remove the drain plug between the exhaust under the motor
The spark plug gap on a 1999 Suzuki Intruder 1500 is 0.035 inch. This is a common spark plug gap size for motorcycles.
The transmission fill plug on a 2000 Suzuki Alto is behind the drain plug. Both the plugs are located underneath the transmission.
17mm
its under the engine
It is the plug with the number 4 written on on the very bottom of the crankcase.