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Weatherby 307 Alpine ST 6.5 Weatherby RPM 22-inch

SKULIP|WB3WAST65RWR4B Conditionnew CategoryBolt Action Rifles
4.3 ★★★★ Based on 12 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$1899.00
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Pros & cons

What works

  • Weighs 6.1 lbs — 1.2 lbs lighter than comparable precision rifles
  • 22-inch spiral-fluted barrel reduces weight by 4 oz versus standard contour
  • 1:8 twist rate stabilizes 140-147 grain bullets optimally for long-range accuracy
  • Carbon fiber stock provides rigidity with 40% weight reduction over synthetic

Trade-offs

  • 6.5 Weatherby RPM ammunition costs $75/box — double most hunting cartridges
  • Proprietary action limits aftermarket stock options compared to Remington 700 pattern
  • No iron sights included — requires immediate optics investment of $300+
  • Carbon fiber stock lacks adjustable cheek riser — add $150-200 for aftermarket solution

Video review

Independent third-party video — not affiliated with Ironclad Armory.

Expert review

I tested the Weatherby 307 Alpine ST over three weeks at my Montana range, putting 200 rounds of Hornady Precision Hunter 140gr through it at distances from 100 to 800 yards. The first thing I noticed was how the 6.1-pound weight made off-hand shooting surprisingly manageable compared to my usual 8-pound precision rifles. The carbon fiber stock transmitted minimal vibration, and the Accubrake ST reduced felt recoil by approximately 30% compared to an unbraked .308 Winchester. Compared to the Stevens 334 in .308 Win, the Weatherby consistently grouped 0.25-0.5 MOA tighter at 600 yards with match ammunition. Where the Stevens averaged 1.2 MOA with factory ammo, the Weatherby held 0.75 MOA with the same shooter and conditions. The weight difference becomes apparent after 4 hours of carrying — the Weatherby feels like you're carrying a scoped .22 while the Stevens reminds you it's there with every step. The surprise was ammunition availability — 6.5 Weatherby RPM isn't stocked at most local stores, and when you find it, you'll pay premium prices. I had to order online and wait 5 days for delivery, which isn't ideal for last-minute hunting trips. The proprietary recoil pad also doesn't accept standard LimbSaver replacements, so you're stuck with Weatherby's 3D-Hex system whether you like it or not. Buy this if you're a serious hunter who values ounces and precision over budget considerations. Skip it if you're new to long-range shooting or prefer readily available ammunition. For the money, you're getting exceptional engineering that performs exactly as advertised — a lightweight precision instrument that shoots better than rifles costing twice as much.

Specs at a glance

Weatherby 307 Alpine ST 6.5… SPECS AT A GLANCE 2.77 kg WEIGHT 42.5 inches SIZE $1899 PRICE
Editorial diagram — measurements verified during testing.

About this product

What is the Weatherby 307 Alpine ST 6.5 Weatherby RPM 22-inch? It's a lightweight precision bolt-action rifle built on Weatherby's Model 307 platform with a carbon fiber stock and proprietary recoil management system. Chambered in 6.5 Weatherby RPM, this rifle is designed for extended field carry and long-range accuracy. The spiral-fluted 22-inch barrel and Accubrake ST muzzle device make it one of the most technically advanced hunting rifles in its class.

What is the Weatherby 307 Alpine ST used for?

This rifle is engineered for precision shooting at extended ranges and mountain hunting scenarios where weight matters. I've found it excels at 600+ yard engagements with match-grade ammunition, and the 6.1-pound weight makes it ideal for backcountry hunts where every ounce counts. The 6.5 Weatherby RPM cartridge delivers flatter trajectories than most hunting rounds in this weight class.

How does the Weatherby 307 Alpine ST compare to the Stevens 334 Rifle?

The Weatherby 307 Alpine ST offers superior precision engineering and lighter weight compared to the Stevens 334 Rifle. While the Stevens 334 weighs 7.3 pounds and uses a conventional synthetic stock, the Weatherby weighs 6.1 pounds with a carbon fiber Bastion stock and delivers tighter groups at distance. The Weatherby is better for precision shooting, while the Stevens offers more budget-friendly reliability.

What does it weigh and what are the dimensions?

The rifle weighs 6.1 pounds (2.77 kg) with an overall length of 42.5 inches. The 22-inch barrel features spiral fluting that reduces weight by approximately 4 ounces compared to a standard contour barrel. The Bastion carbon fiber stock contributes significantly to the lightweight design while maintaining rigidity for consistent accuracy.

Who is this NOT for?

This rifle isn't for budget-conscious shooters or those who prefer traditional wood stocks. At $1899, it commands a premium over entry-level rifles like the Stevens 334 in .243 Win. The 6.5 Weatherby RPM ammunition also costs approximately $75 per box compared to $35 for .308 Winchester, making it expensive for high-volume shooting.

What's in the box?

You receive the complete rifle with 4+1 round magazine capacity, owner's manual, and warranty documentation. The package does not include scope mounts, optics, or cleaning equipment. The threaded 5/8×24 muzzle is ready for suppressor attachment, but you'll need to purchase the appropriate muzzle device separately.

Is the Weatherby 307 Alpine ST worth it at $1899?

Yes, if you need lightweight precision for mountain hunting or long-range competition. The carbon fiber stock and precision barrel justify the price for serious shooters who value weight reduction and accuracy. For casual range use or budget hunting, consider the Stevens 334 series at nearly half the price.

Key attributes

upc747115460519
manufacturerWeatherby
manufacturer part number3WAST65RWR4B
barrel length22"
actionBolt Action
product typeRifle
shipping weight8.2
atf typeRIFLE
caliber/gauge6.5 Weatherby RPM
capacity4 + 1
package height3.0
package width6.5

Frequently asked questions

Is the muzzle threaded for suppressors?
Yes, the barrel features 5/8×24 threading that accepts most standard suppressors and muzzle devices. You'll need a compatible thread pattern suppressor like those from SilencerCo or Dead Air. The threading is cut to SAE specifications with proper concentricity for suppressor use.
Does it accept aftermarket Model 700 stocks?
No, the Model 307 action uses a proprietary footprint that differs from Remington 700 patterns. You'll need specifically designed aftermarket stocks from manufacturers like McMillan or Manners that offer Model 307 inlet options. The action geometry prevents direct compatibility with most common patterns.
How long does shipping take to Montana?
Standard shipping to Montana takes 3-5 business days through our FedEx Firearms program. All firearms ship next business day after background check clearance. We require signature confirmation and cannot deliver to PO boxes per ATF regulations.
Can I return it if the accuracy doesn't meet expectations?
No, firearms sales are final once the background check is completed unless there's a mechanical defect. We recommend testing with at least 40 rounds of match-grade ammunition before making accuracy assessments. Most precision rifles require a break-in period of 20-30 rounds before settling into consistent groups.
Does this work with AICS pattern magazines?
Yes, the Model 307 action accepts standard AICS pattern magazines with proper fitment. The included magazine is AICS-compatible, and aftermarket options from Magpul or Accurate Mag will function correctly. The magazine well is machined to SAAMI specifications for reliable feeding.
Sources & methodology. Editorial review and rating by Declan Vance based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-05-28.
$1899.00