Caterpillar Performance Handbook, January 2017, SEBD0351-47

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15-64 Edition 47
Dimensions
● 257D/277D/287D
Multi Terrain Loaders
MODEL 257D 277D 287D
Operating weight 3651 kg 8048 lb 4215 kg 9293 lb 4504 kg 9929 lb
Rated operating capacity at 35% 889 kg 1960 lb 1045 kg 2303 lb 1270 kg 2800 lb
Rated operating capacity at 50% 1270 kg 2800 lb 1492 kg 3290 lb 1814 kg 4000 lb
Tipping load 2540 kg 5600 lb 2985 kg 6580 lb 3629 kg 8000 lb
Breakout force, tilt cylinder 2284 kg 5035 lb 3304 kg 7285 lb 3307 kg 7291 lb
Ground pressure 31.3 kPa 4.5 psi 25.0 kPa 3.6 psi 26.7 kPa 3.9 psi
A Length of track on ground 1499 mm 59.0" 1807 mm 71.1" 1807 mm 71.1"
B Overall length of track 1898 mm 74.7" 2285 mm 90.0" 2285 mm 90.0"
C Length without bucket 2767 mm 108.9" 2995 mm 117.9" 2995 mm 117.9"
D Length with bucket on ground 3486 mm 137.3" 3714 mm 146.2" 3714 mm 146.2"
E Height to top of cab 2129 mm 83.8" 2113 mm 83.2" 2113 mm 83.2"
F Maximum overall height 3932 mm 154.8" 4052 mm 159.5" 4015 mm 158.1"
G Bucket pin height at maximum lift 3091 mm 121.7" 3174 mm 125.0" 3178 mm 125.1"
H Bucket pin height at carry position 215 mm 8.5" 202 mm 8.0" 190 mm 7.5"
J Reach at maximum lift and dump 637 mm 25.1" 598 mm 23.5" 783 mm 30.8"
K Clearance at maximum lift and dump 2300 mm 90.5" 2488 mm 97.9" 2387 mm 94.0"
L Ground clearance 242 mm 9.5" 226 mm 8.9" 226 mm 8.9"
M Departure angle 35° 38° 38°
N Maximum dump angle 52° 39° 51°
O Vehicle width 1676 mm 66.0" 1981 mm 78.0" 1981 mm 78.0"
P Turning radius from center — machine rear 1555 mm 61.2" 1713 mm 67.4" 1713 mm 67.4"
Q Turning radius from center — coupler 1399 mm 55.1" 1493 mm 58.8" 1493 mm 58.8"
R Turning radius from center — bucket 2191 mm 86.3" 2336 mm 92.0" 2336 mm 92.0"
S Maximum reach with arms parallel to ground 1334 mm 52.5" 1395 mm 54.9" 1292 mm 50.9"
T Rack back angle at maximum height 87° 94° 84°
U Bucket pin reach at maximum lift 367 mm 14.5" — 391 mm 15.4"
NOTE:Based on 75 kg (165 lb) operator, all fluids, two speed, OROPS, 1981 mm (78") dirt bucket, standard flow hydraulics, mechanical suspension seat, no
optional counterweights and manual quick coupler (unless otherwise noted). 257D based on 1676 mm (66") dirt bucket and one speed.