Track Shoes
Chopper
Depth Gauge Ultrasonic
Inches (mm) % Worn Inches (mm)
3.90 (99.0) 0 4.49 (114.0)
3.80 (96.5) 4 4.39 (111.5)
3.70 (94.0) 8 4.29 (108.9)
3.60 (91.5) 12 4.19 (106.4)
3.50 (89.0) 16 4.09 (103.8)
3.40 (86.5) 20 3.99 (101.3)
3.30 (84.0) 24 3.89 (98.8)
3.20 (81.5) 28 3.79 (96.2)
3.10 (78.5) 32 3.69 (93.7)
3.00 (76.0) 36 3.59 (91.1)
2.90 (73.5) 40 3.49 (88.6)
2.80 (71.0) 44 3.39 (86.1)
2.70 (68.5) 48 3.29 (83.5)
2.60 (66.0) 52 3.19 (81.0)
2.50 (63.5) 55 3.09 (78.4)
2.40 (61.0) 58 2.99 (75.9)
2.30 (58.5) 61 2.89 (73.4)
2.20 (56.0) 64 2.79 (70.8)
2.10 (53.5) 67 2.69 (68.3)
2.00 (51.0) 70 2.59 (65.7)
1.90 (48.5) 73 2.49 (63.2)
1.80 (45.5) 76 2.39 (60.7)
1.70 (43.0) 79 2.29 (58.1)
1.60 (40.5) 82 2.19 (55.6)
1.50 (38.0) 85 2.09 (53.0)
1.40 (35.5) 88 1.99 (50.5)
1.30 (33.0) 91 1.89 (48.0)
1.20 (30.5) 94 1.79 (45.4)
1.10 (28.0) 97 1.69 (42.9)
1.00 (25.5) 100 1.59 (40.3)
0.90 (23.0) 103 1.49 (37.8)
0.80 (20.5) 106 1.39 (35.3)
0.70 (18.0) 109 1.29 (32.7)
0.60 (15.0) 112 1.19 (30.2)
0.50 (12.5) 115 1.09 (27.6)
0.40 (10.0) 118 0.99 (25.1)
0.30 (7.5) 121 0.89 (22.6)
NOTE: When measuring with the Ultrasonic Wear Indicator, measure in the center of the full length grouser.
Undercarriage Code: 195, 196
207
D9N, D9R — 9.45" (240 mm)
Elevated Sprocket Machines