Stihl MS500i Bars & Chains | 20", 25", 28" | 3/8" .063" & .050"

Stihl MS500i bars and chains for this high output professional saw.

Standard specification is 3/8" pitch. Most bars run .063" (1.6mm) gauge; .050" (1.3mm) options are also available. Common lengths include 20" (72 drive links), 25" (84 drive links) and 28" (91 drive links).

The MS500i uses the Stihl Group 4E (3003 / D025) mount, shared with the MS461, MS462, MS660 and MS661. We stock genuine Stihl factory bars alongside high-quality aftermarket options from Sugihara, Oregon, Cannon and Tsumura.

Always match the pitch, gauge and drive-link count stamped on your current bar or chain. Matching chains are available from Oregon, Husqvarna, Stihl, Panther and Sugihara. Choose your bar to view compatible chains in the bar product page.

82 products

How to measure for Stihl MS500i bars and chains

Always match these three numbers exactly:

  • Pitch – 3/8" (standard, not Low Profile)
  • Gauge – .063" (1.6mm) most common; .050" (1.3mm) also used
  • Drive-link count – 72 (20"), 84 (25"), 91 (28")

Check the stamp on your bar or chain. MS500i uses the Group 4E (3003/D025) mount.

Common sizes for the MS500i

  • 20" – 3/8" .063" – 72 drive links
  • 25" – 3/8" .063" – 84 drive links
  • 28" – 3/8" .063" – 91 drive links
  • 18" – 3/8" .063" – 66 drive links
  • 16" – 3/8" .063" – 60 drive links

The MS500i shares the Group 4E mount with the MS461, MS462, MS660 and MS661. Genuine Stihl bars and compatible aftermarket options are available.

Stihl MS500i FAQs

What chain pitch and gauge does the MS500i use?

Standard pitch is 3/8". Most bars run .063" (1.6mm) gauge; .050" (1.3mm) options are also available. Always confirm the numbers stamped on your existing chain or bar.

What drive link counts are common for MS500i bars?

Typical counts are 72 drive links for 20", 84 drive links for 25", and 91 drive links for 28". Match the exact count shown on your current bar or manual.

Which models share bars with the MS500i?

The MS500i uses the Stihl Group 4E (3003/D025) mount, shared with the MS461, MS462, MS660 and MS661. Bars and chains with matching pitch, gauge and drive-link count are interchangeable across these models.

Can I use aftermarket bars and chains on the MS500i?

Yes. We stock genuine Stihl bars and high-quality aftermarket options from Sugihara, Oregon, Cannon and Tsumura that match the Group 4E mount and 3/8" specification.