Dead Air Silencers Sierra 5 XM Rifle Suppressor & Xeno Mount KIT - SIERRA5XM
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Goes to a Class 3 dealer
Needs an ATF Form 4, a $200 tax stamp and an approval wait. The dealer's fee is on top.
Dead Air Armament
Overview
The Dead Air Silencers Sierra 5 XM Rifle Suppressor is specifically designed for 5.56 NATO caliber, providing effective sound suppression for AR-15 builds chambered in this round. Utilizing the Xeno mount type, this suppressor offers easy attachment and detachment, enhancing the overall versatility of your firearm. Although suited for 5.56 builds, it also finds its way into builds featuring the .338 Lapua Magnum caliber, showcasing its adaptability across various configurations.
Specifications
Dead Air Silencers Sierra 5 XM Rifle Suppressor & Xeno Mount KIT - SIERRA5XM
Build history on GunPartPicker
Builders have been adding the Dead Air Silencers Sierra 5 XM Rifle Suppressor & Xeno Mount KIT - SIERRA5XM to their builds on GunPartPicker since February 2026. All time, it ranks #121 of the 389 suppressors builders have added.
It was in stock most days in September 2026, and today 5 of the 6 retailers we track have it in stock. Prices barely moved in September 2026, holding around $699, so there haven't been real sales lately. Buying today, the lowest price is $615.85 at KY Gun Company, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 36 retailers
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Builds Featuring This Part
See all 1 →Builds in the community that include the Dead Air Silencers Sierra 5 XM Rifle Suppressor & Xeno Mount Kit - SIERRA5XM
| Build | Parts | Total |
|---|---|---|
 | 17 | $6640.46 |
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