This replacement tail light fits several models of Chinese atvs including but not limited to Tao Tao ATA110-F and Apache.  Use the detail pictures and measurements to best match your light.  Also used on some dirt bikes.

Tail light details:

• Right side
• Red lens
• 3 wire light 
• 3 wire pin plug (see picture)
• Light height including bracket: 92mm (3.64 in)
• Light width: 115mm (4.5 in)
• Wire length: 13 inches
• Mounting holes top: 55mm (2.15 in) center to center
• Bottom brackets: Mounting holes 55mm – Drop on inner bracket 30mm – Drop on outer bracket 24mm

• Please check specs and detail pictures for best match of your part.