Honda FourTrax Recon TRX250TM 2019 Owner's Manual page 191

Capacities
passenger
capacity
maximum weight
capacity
Engine Specifications
displacement
bore & stroke
compression ratio
spark plug
(standard)
spark plug
(cold climate)
spark plug
(high speed
riding)
spark plug gap
valve clearance
(cold)
idle speed
Power Transmission
primary reduction
final reduction
gear ratio
final drive
operator only
386 lb (175 kg)
rider, all cargo and accessories
14.0 cu-in (229 cm
2.70 × 2.45 in (68.5 × 62.2 mm)
9.2 : 1
DPR8EA-9 (NGK) or
X24EPR-U9 (DENSO)
DPR7EA-9 (NGK) or
X22EPR-U9 (DENSO)
DPR9EA-9 (NGK) or
X27EPR-U9 (DENSO)
0.03 – 0.04 in (0.8 – 0.9 mm)
intake:
exhaust:
1,400 ± 100 rpm
3.086
3.692
1st 3.230
2nd 2.166
3rd 1.666
4th 1.280
5th 1.041
reverse 5.550
shaft
Specifications
)
3
0.005 in (0.13 mm)
0.005 in (0.13 mm)
Technical Information 181