Aero Precision M4E1-T Upper 6.5 Grendel 20 Barrel
Click to see full view
Aero Precision
Overview
The Aero Precision M4E1-T Upper is a complete upper receiver designed for the AR-15 platform, featuring a 20-inch barrel chambered in 6.5 Grendel. With a rifle-length gas system, this upper optimizes reliability and reduces felt recoil, making it a solid choice for precision shooting and hunting applications. This upper is commonly found in builds that prioritize the 6.5 Grendel caliber, known for its long-range performance and effectiveness in various shooting scenarios.
Specifications
Aero Precision M4E1-T Upper 6.5 Grendel 20 Barrel
Available Merchants(4)
Prices checked
Stock Alert
Log in to get notified when this product is back in stock.
Build history on GunPartPicker
Builders have been adding the Aero Precision M4E1-T Upper 6.5 Grendel 20 Barrel to their builds on GunPartPicker since February 2026. All time, it ranks #911 of the 1,642 upper receivers builders have added.
It was out of stock everywhere we track for all of August 2026, and today none of the 4 retailers we track has it in stock right now. Listed prices start at $689.99 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
Not sure which upper receiver to pick?
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
Frequently Built With
The part most often added in each category by the 6 builds that include this one
Aero Precision 6.5 Grendel M16 / AR-15 Bolt Carrier Group - Black Nitride
Spikes Tactical AR-15 Lower - Forged Spider - Fire Safe Markings
Radian Weapons AR-15 Raptor-Lt Ambidextrous Charging Handle Black
Daniel Defense Collapsible Mil-Spec Buttstock, Brown - 21-091-04179-011
Geissele Automatics Super Semi-Automatic Enhanced SSA-E Two Stage AR-15 Trigger .154"
Geissele Automatics Premium Mil-Spec Buffer Tube Assembly With Super 42 H3 - Ddc
No reviews yet. Be the first to review this product!