Caterpillar Performance Handbook, January 2017, SEBD0351-47

Standard Cold Inflation Pressures ● Motor Graders — Bias Ply

Tires

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

MOTOR GRADERS — Bias Ply*

Inflation Pressure

Bridgestone/Firestone

Goodyear

Triangle

Ply Rating

Model

Tire Size

Front

Center/Rear kPa psi

Front

Center/Rear kPa psi

Front

Center/Rear kPa psi

kPa psi

kPa psi

kPa psi

13.00-24 14.00-24

12, 16

276 200

276 200

12K

40 29

40 29

12, 16 248 12, 16 248

248 248

248 248

276 276

36 36

36 36

36 36

40 40

17.5-25

14.00-24 17.50-25 14.00-24

12, 16

248

352

12M

36

51

12, 16 207

241

30

35

12, 16

228

324

12M3

33

47

17.5-25

12, 16 207 12, 16 248 12, 16 248 12, 16 248 12, 16 207 12, 16 207 12, 16 248 12, 16 248 12, 16 207 12, 16 207 12, 16 207 12, 16 207 12, 16 248 12, 16 248 12, 16 12, 16

241 248 248 248 276 241 248 248 241 276 276 276 248 248

30 36 36 36 30 30 36 36 30 30 30 30 36 36

35 36 36 36 40 35 36 36 35 40 40 40 36 36

13.00-24 14.00-24

228 172

228 172

120K

33 25

33 25

248 248

276 276

36 36

40 40

17.5-25

14.00-24 14.00-24 17.50-25 14.00-24 14.00-24 17.50-25 14.00-24 17.5-25 17.50-25 14.00-24 17.5-25

228 228

324 324

120M

33 33

47 47

120M2

172 248 248

172 276 352

248 248

276 276

25 36 36

25 40 51

36 36

40 40

140K

140M

303

427

140M3

44

62

160K

17.5-25

248

276

36

40

14.00-24

12, 16

303

427

160M

44

62

17.5-25

12, 16 207

276

160M3

30

40

*Consult your local tire supplier for proper ply rating.

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Edition 47 32-59