Elite Firearms Report: 8 Most Expensive Machine Guns Sold on GunBroker | September 2025

8 Most Expensive Machine Guns Sold on GunBroker | September 2025 Auction Results

September 2025 delivered another powerhouse month on GunBroker, especially in the Class III market, where machine guns commanded serious attention—and even more serious bids. From Vietnam-era legends to modern tactical icons, collectors weren’t just browsing; they were battling it out for top-tier firepower. Below, we break down the 8 most expensive machine guns sold in September, ranked from lowest to highest final sale price.

Check out the August & September 2025 Most Expensive Guns Sold on GunBroker Reports

Scroll down to discover more details on the most expensive machine guns from the September 2025 report and if you want to follow the action in real-time just click “Watch” on any item until it’s Going. Going. Gun.®

List order is from the lowest to the highest dollar amount.

#8: M16A1 RAI Sendra Corp Machine Gun 5.56mm

On 9/22/2025, a seller sold Item #1126351183. M16A1 RAI Sendra Corp Machine Gun 5.56mm. Final Price for listing: $30,500.00. This item received 1 total bid from 1 bidder in 1 state. Seller listed the item condition as Used.

#7: H&K 416D 5.56 w/ SWD Registered Lightning Link RLL

On 9/14/2025, a seller sold Item #1124489216. H&K 416D 5.56 w/ SWD Registered Lightning Link RLL. Final Price for listing: $32,025.00. This item received 30 total bids from 16 bidders in 13 states. Seller listed the item condition as Used.

#6: Savage Arms WWII USMC Thompson 1928A1 45acp Machine Gun

On 9/10/2025, a seller sold Item #1120976943. Savage Arms WWII USMC Thompson 1928A1 45acp Machine Gun. Final Price for listing: $32,500.00. This item received 1 total bid from 1 bidder in 1 state. Seller listed the item condition as Used.

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#5: Full Auto Norinco Type 66 Model 56-1 Underfolder AKM 7.62X39

On 9/14/2025, a seller sold Item #1125482599. Full Auto Norinco Type 66 Model 56-1 Underfolder AKM 7.62X39. Final Price for listing: $32,500.00. This item received 1 total bid from 1 bidder in 1 state. Seller listed the item condition as Used.

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#4: Heckler & Koch HK 53 S&H Arms Auto Sear

On 9/21/2025, a seller sold Item #1120545032. Heckler & Koch HK 53 S&H Arms Auto Sear. Final Price for this fixed price listing: $45,000.00. This item received 1 total bid from 1 bidder in 1 state. Seller listed the item condition as Used.

#3: Colt M16a1HBAR LMG Machine Gun

On 9/11/2025, a seller sold Item #1114822596. Colt M16a1HBAR LMG Machine Gun. Final Price for this fixed price listing: $45,000.00. Seller listed the item condition as Used.

#2: HK51 and HK53 Fully Transferable

On 9/7/2025, a seller sold Item #1124135676. HK51 and HK53 Fully Transferable. Final Price for listing: $46,111.00. This item received 33 total bids from 4 bidders in 3 states. Seller listed the item condition as Used.

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#1: Fully Transferable FACTORY HK MP5SD3 & Matching Serial Can

On 9/7/2025, a seller sold Item #1123863222. Fully Transferable FACTORY HK MP5SD3 & matching serial can. Final Price for listing: $78,526.00. This item received 52 total bids from 15 bidders in 11 states. Seller listed the item condition as Used.

Thinking About Selling A High-End Firearm?

With collector demand soaring and rare machine guns breaking the $20,000 mark, now is the ideal time to list. Whether you’re streamlining your collection or cashing in on a record-setting market, these auction results prove there’s serious money on the table.

Check out the August & September 2025 Most Expensive Guns Sold on GunBroker Reports

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