Caterpillar Performance Handbook, January 2017, SEBD0351-47
Performance Data ● 279D
Compact Track Loaders
BucketType BucketWidth
Multi-Purpose: Bolt-on Edge
Dirt: Bolt-on Edge
1981 mm (78")
2134 mm (84")
1981 mm (78")
Tire Size
12 × 16.5
12 × 16.5
12 × 16.5
Bucket Assembly No. Bucket Assembly No. Rated bucket capacity
Bolt-on Edge
Bolt-on Edge
Bolt-on Edge
279-5402
296-8057
268-4083
0.40 0.52 0.28 0.37 2045 80.5 2412 94.9 631 24.8 –38.7 96.2 2960 116.5 3173 124.9 4141 163.0 1461 –12 –0.5 3785 149.0 2334 57.5 26.2
0.43 0.56 0.30 0.39 2207 86.9 2410 94.9 633 24.9 –38.8 96.2 2959 116.5 3172 124.9 4140 163.0 1462 –13 –0.5 3785 149.0 2368 57.6 26.2
0.44 0.58 0.32 0.42 2045 80.5 2464 97.0 574 22.6 –38.4 96.5 2972 117.0 3179 125.2 4088 160.9 1392
m 3 yd 3 m 3 yd 3
Struck capacity
Width
mm
in
Dump clearance at maximum lift/dump
mm
in
Reach at maximum lift/dump
mm
in
Floor angle at maximum lift/dump Floor angle at maximum lift/rack back Clearance at maximum lift/level bucket
degrees degrees
mm
in
Hinge pin height at maximum lift
mm
in
Maximum overall height
mm
in
Reach at level lift arm/bucket
mm
in
54.8 26.2
Maximum floor angle at minimum lift
degrees
Dig depth with level bucket
1
mm
in
0.0
Overall length with bucket on ground
3726 146.7 2286
mm
in
Front clearance circle radius (with bucket)
mm
in
91.9
93.2
90.0
Tipping load
2613.8
2591.3
2860.0
kg
lb
5762
5713
6305
Breakout force — lift
2456.5
2436.7
2638.5
kg
lb
5416
5372
5817
Breakout force — tilt
2844.9
2832.7
3119.7
kg
lb
6272
6245
6878
Operating weight
4688.9 10,337
4712.9 10,390
4523.5
kg
lb
9972
15-82 Edition 47
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