Husqvarna 2T 2014-2016: RG04 for bikes without a factory fan, or the RG04 Fan Set kit with a SPAL fan.
Husqvarna 2T and 4T 2017-2019: RG02 for bikes without a fan, RG02 F for bikes with a factory SPAL fan, and RG01, compatible with SPAL fans. The RG01 Fan Set and RG02 Fan Set kits come in two versions: TPI for two-strokes with TPI injection and four-strokes, and 2T for carburettor TE 250/300.
Husqvarna 2T and 4T 2020-2023: RG09 and RG10 for bikes without a fan, RG09 F and RG10 F for bikes with a factory SPAL fan, which you move onto the bracket supplied in the kit, and the RG09 Fan Set and RG10 Fan Set kits with a SPAL fan and relay.
Husqvarna 2T TBI and 4T, model years 2024-2027: RG17 and RG18 for bikes without a fan, RG17 F and RG18 F for bikes with a factory SPAL fan, which you move onto the bracket supplied in the kit, the RG17 Fan Set and RG18 Fan Set kits with a SPAL fan, and RG15 in milled PA13 aluminium. RG15 fits bikes with a fan installed. The RG03 external radiator braces come assembled and black powder coated; fitting takes 3-5 minutes and does not require draining the coolant.