the trans fluid plug is a screw in plug near the oil dipstick. Remove that plug and it will have a dipstick made into it. That is the Transmission Fluid reservoir.
there is a Allen screw on the side case fill until it begins to run out.
hd transmission lube ask your dealer
The Oil Filter is located under the bike just behind the transmission.
1977
Three quarts of motor oil, one quart of primary oil and 24 ounces of transmission oil.
24 oz is what most take do not over fill or it will bust your seal
39 mm
you can find it in a clymers manual #m420
On the forward side of the transmission end cover on the right side of the bike there's a round plug with a hex-shaped hole in it. That's the filler cap.
There is NO WAY possible
To change the transmission oil on a 2007 Harley Davidson Fat Boy, first, ensure the bike is on a level surface and the engine is warm. Remove the transmission drain plug and allow the old oil to fully drain into a pan. Once drained, replace the drain plug, then remove the transmission fill plug and use a funnel to add new transmission oil until it reaches the appropriate level. Finally, replace the fill plug and check for any leaks.
To change the transmission fluid in a 2006 Harley Sportster 1200, first ensure the bike is on a level surface and warm the engine slightly. Remove the transmission fluid drain plug located at the bottom of the transmission and let the old fluid drain completely. Replace the drain plug and refill the transmission with fresh fluid through the fill plug on the side, using the recommended type of transmission fluid. Finally, check the fluid level to ensure it's at the correct height and secure the fill plug.