KTM 125 SX 2024 Setup Instructions

SETUP 2
7
W00113-10
– Remove the seat. ( p. 13)
–
Connect positive cable
4
to the 12-V battery.
Guideline
Screw, battery termi-
nal
M5 2.5 Nm
(1.84 lbf ft)
–
Connect negative cable
5
to the 12 V battery.
Guideline
Screw, battery termi-
nal
M5 2.5 Nm
(1.84 lbf ft)
Contact disks
C
must be mounted under screws
6
and
cable sockets
7
with the claws toward the battery termi-
nal.
–
Slide positive terminal cover
8
over the positive terminal.
– Charge the 12-V battery. ( p. 11)
Guideline
The 12-V battery must be fully charged before it is handed
over to the customer.
Info
The first charging process may take longer with a new
12-V battery.
– Mount the seat. ( p. 14)
S05569-10
– Stick displacement sticker on the left and right of the side
cover.
– Attach the stickers included in the scope of supply (optional).
– Unpack and mount the KTM PowerParts included in the deliv-
ery (optional).
Info
Read the accompanying KTM PowerParts fitting instruc-
tions.
– Refuel. ( p. 14)
– Position all controls in their exact positions on the handlebar.
Tighten all screws.
– Remove the remaining film, padding, the corrugated card-
board, and the other packaging material.
– Prepare the vehicle according to the specifications in
KTM Dealer.net for handover to the customer.
Info
Transport mode must be deactivated to be able to start
the motorcycle.

KTM 125 SX 2024 Specifications

General

Displacement	124.8 cm³
Bore x Stroke	54 mm x 54.5 mm
Starter	Electric starter
Transmission	6-speed
Front Suspension	WP XACT-USD, Ø 48 mm
Rear Suspension	WP XACT Monoshock with linkage
Ground Clearance	375 mm
Seat Height	950 mm
Front Tire	80/100-21"
Rear Tire	100/90-19"
Engine Type	Single-cylinder, 2-stroke
Fuel System	Mikuni TMX 38
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm
Clutch	Wet, multi-disc clutch, Brembo hydraulics
Frame	Central double-cradle type in chrome-molybdenum steel