Caterpillar Performance Handbook, January 2017, SEBD0351-47

Standard Cold Inflation Pressures ● Backhoe Loaders (Front/Rear)

Tires

Optimal pressures may vary depending on specific applications and working conditions. Always consult your local tire supplier for operating pressures.

BACKHOE LOADERS (Front)

Ply/Speed Symbol

Inflation Pressure

Model

Tire Size

kPa 352 448 345 400 324 386 324 372 414

psi

11L-16

12 PLY 10 PLY

415F2, 416F2, 420F2, 422F2

51 65

12-16.5

415F2, 416F2, 420F2

12.5/80-18 10 PLY/12 PLY/14 PLY 317/372/310

415F2, 416F2, 420F2, 422F2, 427F2, 428F2, 430F2, 432F2

46/54/45

340/80-18 320/80R18 340/80R18 340/80R18 340/80-20 340/80R20

143 A8

422F2, 427F2, 428F2, 432F2 415F2, 416F2, 420F2, 430F2 415F2, 416F2, 420F2, 430F2 422F2, 427F2, 428F2, 432F2

50 58 47 56 47 54 60

143 B

143 A8 143 A8 144 A8 144 A8 12 PLY

427F2, 428F2, 432F2 427F2, 428F2, 432F2

15-19.5

450F

BACKHOE LOADERS (Rear)

Ply/Speed Symbol

Inflation Pressure

Model

Tire Size

kPa 234

psi

19.5L-24

12 PLY

415F2, 416F2, 420F2, 430F2 415F2, 416F2, 420F2, 430F2

34

500/70R24

157 B/164 A8 16 PLY/18 PLY

317/331 276/303

46/48 40/44

21L-24

415F2, 416F2, 420F2, 430F2, 450F

440/80-24 440/80R24

168 A8 161 A8 12 PLY 160 A8 160 A8 12 PLY 156 A8

317 324 248 282 282 262 282

434F2, 444F2 434F2, 444F2

46 47 36 41 41 38 41

18.4-26

427F2, 428F2, 432F2 427F2, 428F2, 432F2 427F2, 428F2, 432F2

480/80-26 480/80R26

16.9-28

422F2, 427F2, 428F2, 432F2

440/80-28 440/80R28 440/80R28

422F2, 427F2, 428F2, 432F2, 434F2, 444F2

156 A8/163 A8 156 A8/163 A8

282/317 310/317

422F2, 427F2, 428F2, 432F2

41/46 45/46

434F2, 444F2

32

Edition 47 32-57