Yamaha YZ250 Transmission (gearbox) Oil Capacity

1.Start the engine, warm it up for several minutes and wait for five minutes.

2.Place the machine on a level place and hold it up on upright position by placing the maintenance stand under the engine.

3.Check:

a.Remove the oil check bolt “1”.

b.Inspect the oil level.

Be sure the machine is positioned straight up when inspecting the oil level.

Never attempt to remove the oil check bolt just after high speed operation. The heated oil could spout out, causing danger. Wait until the oil cools down.

Oil flows out → Oil level is correct.

Oil does not flow out → Oil level is low. Add transmission oil until oil flows out.

Type Motor oil SAE 10W-40 type SG or higher Quantity (disassembled) 0.80 L (0.85 US qt, 0.70 Imp.qt) Quantity 0.75 L (0.79 US qt, 0.66 Imp.qt)

c.Inspect the gasket (oil check bolt), replace if damaged.

d.Tighten the oil check bolt.

Oil check bolt torque 10 N·m (1.0 kgf·m, 7.4 lb·ft)

1.Start the engine and warm it up for several minutes and wait for five minute.

2.Place the machine on a level place and hold it on upright position by placing the maintenance stand under the engine.

3.Place a suitable container under the engine.

4.Remove:

5.Drain:

6.Install:

7.Fill:

8.Check:

9.Check:

10.Install: