Husqvarna 440 Chain & Bar Guide
40.9cc
Specs
Pitch .325"must match bar + sprocket
Gauge .050"must match bar groove
Bar range 16"–18"cutting length range
Sprocket 7-tooth rim.325" pitch
Drive links by bar length
16"66 DL18"74 or 72 DL
Homeowner/prosumer saw. Also sold as 440e with AutoTune. Step-up from 435 with 18" bar capability.
Wrong pitch, gauge, or drive link count can throw a chain or damage your saw. Check your saw's markings before ordering. More info
Source: Husqvarna service manual; Oregon cross-reference guideLast verified: 2026-04-21
Compatible Guide Bars5
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.050" gauge
16"
CompatibleHusqvarna
Pixel (.325" .050")
501959316
16".325".050"66 DL7-tooth sprocket
Husqvarna OEM .325" bar for 450 Rancher. Verify part number.
CompatibleOregon
SpeedCut Pro-Lite (.325" Husqvarna)
160SDEA094
16".325".050"66 DL7-tooth sprocket
Oregon .325" aftermarket bar — Husqvarna standard mount. Verify part number.
18"
CompatibleHusqvarna
Pixel (.325" .050")
501959318
18".325".050"74 DL7-tooth sprocket
Husqvarna OEM .325" bar for 450 Rancher. Verify part number.
CompatibleOregon
SpeedCut Pro-Lite (.325" Husqvarna)
180SDEA094
18".325".050"74 DL7-tooth sprocket
Oregon .325" aftermarket bar — Husqvarna standard mount. Verify part number.
CompatibleHusqvarna
Pixel Narrow (.325" 72DL)
HLN250-72
18".325".050"72 DL7-tooth sprocket
Husqvarna 18" .325" 72DL bar — fits 440/445/450/545. Note: 72DL, not the 74DL on professional models.
Compatible Chains11
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.050" gauge chains
For 16" bar – 66 drive links
CompatibleStihl
26RS3 66
3605-000-0066
.325".050"66 DLFull chisel
RS3 (Rapid Super 3)
Full chisel .325" .050" — fits 16" bar on MS251/261/271/291 and Husqvarna 450.
CompatibleStihl
26RM3 66
3636-000-0066
.325".050"66 DLSemi chisel
RM3 (Rapid Micro 3)
Semi chisel .325" .050" — stays sharp longer in dirty/frozen wood. Fits 16" bar.
CompatibleOregon
21BPX 66
21BPX066G
.325".050"66 DLSemi chisel
BPX (semi chisel low-kickback)
Oregon semi chisel .325" .050" — fits 16" bar on MS261/271/291 and Husqvarna 450.
CompatibleOregon
21LGX 66
21LGX066G
.325".050"66 DLFull chisel
LGX (full chisel low-kickback)
Oregon full chisel .325" .050" — fast cut for clean wood. Fits 16" bar.
CompatibleHusqvarna
H30 66
H30-66E
.325".050"66 DLSemi chisel
H30 semi chisel
Husqvarna branded .325" .050" semi chisel — fits 16" bar on 450 Rancher and Stihl .325" saws.
For 18" bar – 74 drive links
CompatibleStihl
26RS3 74
3605-000-0074
.325".050"74 DLFull chisel
RS3 (Rapid Super 3)
Full chisel .325" .050" — fits 18" bar on MS261/271/291.
CompatibleStihl
26RM3 74
3636-000-0074
.325".050"74 DLSemi chisel
RM3 (Rapid Micro 3)
Semi chisel .325" .050" — stays sharp longer in dirty/frozen wood. Fits 18" bar.
CompatibleOregon
21BPX 74
21BPX074G
.325".050"74 DLSemi chisel
BPX (semi chisel low-kickback)
Oregon semi chisel .325" .050" — fits 18" bar.
CompatibleOregon
21LGX 74
21LGX074G
.325".050"74 DLFull chisel
LGX (full chisel low-kickback)
Oregon full chisel .325" .050" — fits 18" bar.
CompatibleHusqvarna
H30 74
H30-74E
.325".050"74 DLSemi chisel
H30 semi chisel
Husqvarna branded .325" .050" semi chisel — fits 18" bar.
CompatibleHusqvarna
H30 72
H30-72
.325".050"72 DLSemi chisel
H30 semi chisel
Husqvarna .325" .050" 72DL — fits 18" bar on 440/445/450/545. Different drive link count from H30-74E.