Honda TRAIL 125 2022 Owner's Manual page 106

Specifications
Service Data
■
Front
Tire size
Rear
Tire type
Front
Recommended
Tire
Rear
Front
Tire air pressure
Rear
(standard)
(For
Spark plug
extended
high speed
riding)
102
80/90-17M/C 44P
80/90-17M/C 50P
Bias-ply, tube
IRC GP-5 D
IRC GP-5
25 psi (175 kPa, 1.75 kgf/cm )
2
33 psi (225 kPa, 2.25 kgf/cm )
2
CPR6EA-9 (NGK)
U20EPR9 (DENSO)
CPR7EA-9 (NGK)
U22EPR9 (DENSO)
Spark plug gap 0.03 - 0.04 in (0.8 - 0.9 mm)
(non-
Idle speed
adjustable)
API Service Classification SJ or higher
except oils labeled as energy conserving or
resource conserving on the circular API
Recommended
service label, SAE 10W-30, JASO T 903
engine oil
standard MA, Pro Honda GN4 4-stroke oil
(USA & Canada) or Honda 4-stroke oil, or
an equivalent motorcycle oil
After draining
Engine oil capacity
After
disassembly
Recommended
Honda DOT 3 or DOT 4 Brake Fluid
brake fluid
Recommended
drive chain Pro Honda HP Chain Lube or equivalent
lubricant
Drive chain slack 1.0 - 1.4 in (25 - 35 mm)
DID428HDS3
Standard drive
chain
No. of links 108
Drive sprocket
Standard sprocket
size
Driven sprocket
1,400 ± 100 rpm
0.7 US qt (0.7 L)
1.0 US qt (0.9 L)
14T
39T