Husqvarna
545 Mark II
Husqvarna
545G Mark II
Husqvarna
550XP Mark II
Husqvarna
550XPG Mark
II
Husqvarna
550XP Mark II
TrioBrake
Husqvarna
550XPG Mark
II TrioBrake
Saw chain
speed at 133%
of maximum
engine power
speed, m/s.
25.4 25.4 26.1 26.1 26.1 26.1
Accessories
Recommended cutting equipment
Chainsaw models Husqvarna 545 Mark II, 545G Mark
II, 550XP Mark II, 550XPG Mark II, 550XP Mark
II TrioBrake, 550XPG Mark II TrioBrake have been
evaluated for safety according to EN ISO 11681-1:2011
(Machinery for forestry - Portable chainsaw safety
requirements and testing) and fulfill the safety
requirements when equipped with the below listed guide
bar and saw chain combinations.
Low kickback saw chain
A saw chain that is designated as Low kickback saw
chain, meets the low kickback requirement specified in
ANSI B175.1-2012.
Kickback and guide bar nose radius
For sprocket nose bars the nose radius is specified by
the number of teeth, such as 10T. For solid guide bars
the nose radius is specified by the dimension of the
nose radius. For a given guide bar length, you can use a
guide bar with smaller nose radius than given.
Note: The usable cutting length is usually 1 in less
than the nominal guide bar length.
Approved cutting equipment - 545 Mark II and 545G Mark II
Guide bar Saw chain
Length, in/cm Pitch, in Gauge, in/mm Max. nose ra-
dius
Type Length, drive
links (no.)
Low kickback
13/33 0.325 0.050/1.3 11T Husqvarna
SP33G
56 Yes
15/38 64
16/41 66
18/46 72
20/50 80
13/33 0.325 0.058/1.5 11T Husqvarna
H25
56 Yes
15/38 64
16/41 11T or 12T 66
18/46 72
20/50 80
36 544 - 010 - 12.01.2023