The JMT LFP01 Lithium battery is the perfect replacement for the KTM: 79011153000lithium battery.

This small all-rounder combines a lot of starting power with a slim appearance. The JMT lithium batteries are characterized by the fact that they are up to 60% lighter than the current batteries

Spacer (S)
Battery is equipped with one or more spacers, which are taped with adhesive strip under the battery so that the battery fits exactly into the battery box.

Waterproof (W)
The battery is completely waterproof and is not damaged when the motorcycle is washed with high pressure.

Indicator (I)
All batteries have a battery status - equipped Indicator. 
Simply press the test button. Lights every 3 blue LEDs on the battery fully (full) is loaded. Lights 2 LEDs, it is charged only half (med). At the latest when only one LED (low), the battery must be charged.

Specs:

• Voltage: 12vCapacity : 2.0 Ah (10 Std)
• Capacity: 24 Wh
• Type: Lithium
• Manufacturer claimed CCA: 120 A
• SAE as measured by JMP battery tester: 180 A
• DIN as measured by JMP battery tester: 101 A
• EN as measured by JMP battery tester: 169 A
• Length: 92/88.75 mm
• Width: 52/48.75 mm
• Height: 90 mm
• Weight (including acid): 0.4 kg
• Terminal connection: from above Front
• Positive terminal : Front right
• Negative terminal : Front left
• Breather hose : Without
• Manufacturer : JMT

Will fit on many bikes, but surely on:

Husqvarna FC 250 2016 
Husqvarna FC 350 2016  
Husqvarna FC 450 2016 
KTM SX-F 250 i.e.4T 2016 
KTM SX-F 250 i.e.4T 2017 
KTM SX-F 250 i.e.4T Factory Edition 2017 
KTM SX-F 350 i.e 4T 2016 
KTM SX-F 350 i.e 4T 2017 
KTM SX-F 450 i.e. 2016 
KTM SX-F 450 i.e. 2017 
KTM SX-F 450 i.e. Factory Edition 2017