Dunhil 20" Chainsaw Chain 3-Pack with Guide Bar .325" Pitch .050" Gauge 80DL – Fits Husqvarna 435/440/445/450

Dunhil’s 3-pack of 20-inch chains with .325" pitch, .050" gauge and 80 drive links plus one guide bar is a ready-to-install replacement set compatible with many Husqvarna, Jonsered, Stihl and Craftsman saws.

Keep a reliable spare supply on hand with this bundled replacement: three 20" chains matched to a 80DL guide bar cut to fit common homeowner and light-professional saw models. The set is intended as a direct-fit aftermarket alternative for several OEM part numbers and popular chainsaw models, making mid-season chain changes faster and reducing downtime when sharpening or swapping bar-and-chain assemblies.

Which saws and OEM parts does this Dunhil set replace?

This pack is made to match the dimensions and attachment pattern of many well-known chainsaw models and OEM references. It lists cross-compatible part numbers so you can confirm fit before purchase.

• Compatible saw models include Husqvarna 435(e), 440(e), 445(e), 450(e), 450 Rancher, 543XP, 545(MIII), 550XP(MIII).
• Cross-references include OEM numbers such as H22-80, 501 84 06-80, 591095780 and SP33G-80 among others.
• Also fits select Stihl and Craftsman series names and many Jonsered models listed on the product sheet.

How does chain spec influence cutting performance?

The .325" pitch with .050" gauge and 80 drive links is a balance between cutting speed, smoothness, and compatibility for 20" bars. It works well on medium tasks where control and easier kickback management are priorities.

• .325" pitch: tighter link spacing for smoother feed on light-to-medium wood.
• .050" gauge: standard thickness for many consumer and prosumer bars and sprockets.
• 80 drive links: matches the 20" guide bar and proper sprocket fit for listed models.

What should I check before installing these chains and the guide bar?

Confirm bar length, pitch, and gauge match your saw and sprocket. Inspect the saw’s tensioner, clutch drum, and sprocket condition before installing to ensure safe operation and even wear.

• Verify your saw uses a 20" bar and accepts .325" pitch/.050" gauge chains with 80 drive links.
• Inspect the drive sprocket for wear; replace if grooved or damaged.
• Use correct chain tension and proper bar lubrication each use to extend life.

How will having three spare chains and a guide bar help me during a season?

Stocking multiple chains and a spare bar shortens time off the job when one chain dulls or gets damaged. You can rotate chains, keep one sharp while using another, and swap the bar quickly in the field or at the workshop.

• Rotate chains to delay full resharpen cycles and maintain cutting speed.
• Carry a spare chain for rapid swap after damage or snagging incidents.
• Use the included guide bar to replace a worn bar without waiting for parts.

Who is this for: This Dunhil set is suited to homeowners, arborists, and outdoor professionals who own compatible Husqvarna, Jonsered, Stihl, or Craftsman chainsaws and want a cost-effective aftermarket option to replace worn chains and bars. It’s particularly useful for users who value having immediate spares for uninterrupted work, those who perform routine chain rotations, and anyone looking for a one-stop replacement that matches common OEM references. Always confirm model compatibility and follow manufacturer safety instructions when fitting and operating the bar-and-chain assembly.