Rotary 2183. PULLEY IDLER V-BELT 3/8" x 4-1/2" replaces John Deere AM38171.  John Deere 120, 140, 300 Series Lawn Tractors.

Replaces
SNAPPER: 2101096 2101096SM
SIMPLICITY/ALLIS CHA: 2026320, 2101096 2101096SM 101096
JOHN DEERE: AM38171, AM32369, AM103289, AM103542, AM105693, AM30844, AM32380, AM34812, AM37322, M44193

Specs
WIDTH: 3/4"
OUTER DIAMETER: 4-1/2"
INNER DIAMETER: 3/8"