Technical Data - Chassis - KTM 50 SX PRO JUNIOR LC Owner's Manual

TECHNICAL SPECIFICATIONS - CHASSIS
Frame
Fork
Wheel travel front/rear
Rear suspension
Front brake
Rear brake
Tires front/rear
Tire pressure
Fuel tank capacity
Final drive ratio
Chain
Steering angle
Wheel base
Seat height, unloaded
Ground clearance
Rider's body height
32
Rider's body weight
Recommended age of rider
Engine
TIGHTENING TORQUES
Hexagon nuts front/rear axle
Hexagon nut swing arm bolt
Clamping screw upper/lower fork bridge
Screws handlebar clamp
Shock absorber top/bottom
Allan screw – Handlebar support
Front brake caliper
Front brake disk
Spoke nipple
Other chassis screws
STANDARD-ADJUSTMENT – FORK
Spring
Preload
Fork oil
Air chamber length
50 SX PRO JUNIOR LC
135/200 mm (5.3/8 in)
2.50x10" Pirelli MT32A / 2.75x10" MT320
1/2x3/16" 96 rolls
63°
914 mm (36 in)
590 mm/615 mm (23.2/24.2 in)
220 mm (8.6 in)
M12x1
M12
M8
M8
M10
M10 Loctite + 40 Nm
M8 Loctite + 20 Nm
M6 Loctite + 10 Nm
M4
M5
M6
M8
M10
2.0 N/mm
10 mm (0.4 in)
SAE 7.5
110 mm (4.3 in)
50 MINI LC 2003
single downtube, split-cradle
Marzocchi Ø = 32 mm (1.26 in)
Central shock absorber WP
Disk brake Ø 160 mm (6.4 in)
Drum brake Ø 90 mm (3.5 in)
2.50x12" Vee Rubber V270 / 2.75x10" V271
front/rear: 1.0 bar
1.8 Liters
11 : 48
650/675 mm (25.6/26.6 in)
max. 130 cm (51 in)
max. 35 kg (78 lbs)
6-10 years
50 LC
30 Nm
40 Nm
15 Nm
20 Nm
45 Nm
2,5 - 3 Nm
6 Nm
10 Nm
25 Nm
45 Nm
STANDARD ADJUSTMENT - SHOCK ABSORBER
Rebound adjuster
Spring
Spring preload 7 mm (0.28 in)
50 SX PRO SENIOR LC
175/185 mm (6.9/7.4 in)
1/2x3/16" 104 rolls
64°
1030 mm (40 in)
255 mm (10 in)
WP 0318X914 WP 0318X915
5 5
85 N/mm 45 N/mm
7 mm (0.28 in)