Improved Wheel Speed Sensor is Now Used on Certain Motor Graders {4351} Caterpillar

Motor Grader

120M (S/N: R9C1-110; D9W500-503)

120M Series 2 (S/N: M9H311-396)

12M Series 2 (S/N: F9B202-220; R9P159-199)

12M Series 3 (S/N: N9B103-270; N9P100-168)

140M (S/N: B9G1-1056; D9G1473-1597)

140M Series 2 (S/N: R9G300-372; M9J898-952)

140M Series 3 (S/N: N9G100-178; N9J103-385)

14L (S/N: B94100-204)

160M (S/N: B9T1-183; D9T1331-1440)

160M Series 2 (S/N: M9K1-425; R9T288-349)

160M Series 3 (S/N: N9K105-127; N9T100-168)

Description Of Change: An improved wheel speed sensor is now used on the machines that are listed above. The speed sensor has been improved to increase durability.

Adaptable To: The improved speed sensor is adaptable to the products within the listed serial numbers, and is effective with all products after the listed serial numbers.

The improved speed sensor part number is given in Table 1 .

Illustration 1	g06249203
The first three digits (087) represent the number of days and the last digit (5) represents the year (i.e. the 87th day of 2015).

To identify the improved speed sensor, refer to the date code on the part. A date code of 2725 (i.e. the 272nd day of 2015 = September 29, 2015) or later indicates an improved part.