123938A1 BRAKE PISTON. Genuine McCormick rear brake piston assembly, early type for McCormick and Case IH series tractors.

• Transmission number: up to 602480 (MC)
• Transmission number: up to 651485 (MC Power 6)
• Transmission number: up to 304271 (MTX)

Later Transmission numbers use: 711876A1

Fitted to tractors:

• Case IH 51 Series (1990 – 1997)
  5120, 5130, 5140, 5150
• Case IH Maxxum 52 Series (1992 – 1997)
  5220, 5230, 5240, 5250
• Case IH MX Series (1998 – 2002)
  MX80C, MX90C, MX100C, MX100, MX110, MX120, MX135
• McCormick MC Series Tier 1/2 (2002 – 2007)
  MC80, MC90, MC95, MC100, MC105, MC115, MC120 POWER 6, MC135 POWER 6
• McCormick MTX Series Tier 1/2 (2002 – 2007)
  MTX110, MTX120, MTX125, MTX135, MTX140, MTX150