+1-800-504-5897 Help Center Check Order Status
About Us Policies Reviews How To
Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC, and to all U.S. Military APO/FPO/DPO addresses.

Enjoy our FREE RETURNS

We want to ensure that making a return is as easy and hassle-free as possible! If for any reason you are not satisfied with your purchase, simply return the item within 30 days of receipt, and we'll cover the cost of return shipping. Learn more about our Return Policy.

  • Entire Store
  • ...
  • Apparel & Footwear
  • Astronomy
  • Everything Else
  • Eyewear
  • Hunting Gear
  • Lab Equipment
  • Military Gear
  • Outdoor Gear
  • Photography Equipment
  • Police, EMS & Fire
  • Shooting
  • Sport Optics
  • Sports & Hobbies
TIP
Shopping Cart

Aero Precision AR-15 Assembled Upper Receiver Up to 10% Off w/ Free S&H — 5 models

Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
1 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
2 of 12 images
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
3 of 12 images
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
4 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC
5 of 12 images
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
6 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
7 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
8 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
9 of 12 images
Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
10 of 12 images
Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
11 of 12 images
Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC
12 of 12 images
Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC

Tap Tap to Zoom

Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
You May Also Like
Best Rated Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI571BLK-30RD
Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI571BLK-30RD
(61)
List: $24.99 $12.30 Save Up to 51%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI556BLK-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI556BLK-30RD
(56)
List: $32.43 $23.99 Save Up to 26%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI557BLK-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI557BLK-30RD
(40)
List: $30.36 $15.49 Save Up to 49%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG556-MCT-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG556-MCT-30RD
(56)
List: $32.55 $23.99 Save Up to 26%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 20 Round, Black, 1 Pack, Polymer, MAG560BLK-20RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 20 Round, Black, 1 Pack, Polymer, MAG560BLK-20RD
(26)
List: $30.79 $21.99 Save Up to 29%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG557-MCT-30RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Rem/5.56x45mm NATO, 30 Round, Medium Coyote Tan, 1 Pack, Polymer, MAG557-MCT-30RD
(40)
List: $29.95 $14.99 Save Up to 50%
Best Rated Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI570BLK-30RD
Magpul Industries PMAG GEN M2 MOE AR-15/M16/M4 Rifle Magazine w/Capacity Window, .223 Rem/5.56x45mm NATO, 30 Round, Black, 1 Pack, Polymer, MGMPI570BLK-30RD
(14)
List: $31.04 $21.99 Save Up to 29%
Best Rated Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Remington, 40 Round, Black, 1 Pack, Polymer, MGMPI233BLK-40RD
Magpul Industries PMAG GEN M3 AR-15/M16/M4 Rifle Magazine, .223 Remington, 40 Round, Black, 1 Pack, Polymer, MGMPI233BLK-40RD
(12)
List: $42.33 $27.99 Save Up to 34%
Blazin' Deal Strike Industries AR-15 .223 Remington/5.56 NATO Rifle Magazine, 33 Round, Smoke Gray, 1 Pack, Polymer, Smoke, 0, SI-AR-MAG-33RD
Strike Industries AR-15 .223 Remington/5.56 NATO Rifle Magazine, 33 Round, Smoke Gray, 1 Pack, Polymer, Smoke, 0, SI-AR-MAG-33RD
(11)
List: $17.95 $13.73 Save Up to 24%
Walker Defense Research 3 M-LOK Slot Length Nile Silicon Carbide M-LOK Rail Covers, 3 Pack, NILE-3-SLOT-3-PACK
Walker Defense Research 3 M-LOK Slot Length Nile Silicon Carbide M-LOK Rail Covers, 3 Pack, NILE-3-SLOT-3-PACK
(3)
$59.99
Questions & Answers
Does it come with a barrel nut that the Atlas s-one handguard will clamp to? Featured Answer

No, this upper does not include a barrel nut. Aero precision does manufacture a different model though that has an integral barrel nut for their handguard line.

by John, Verified Owner, February 2, 2019
See 1 More Answer
Does this upper receiver come with the "T" marks installed..?

Yes it does!

by Buzz, Verified Owner, July 26, 2026
View All Q&A You Have a Question? Ask!
Customer Reviews
Helpful Positive Review
Upper receiver by Country Mac, Verified Owner, February 7, 2025
Never had any problems with Aero products Good service, quick delivery. Great price does what it's supposed to
1/1 found this helpful
Helpful Positive Review
Aero Precision AR-15 Assembled Upper Receiver by Kevin Cooney, January 9, 2024
Arrived quickly, BCG and barrel assembled without am issue. Have not been able to test due to weather.
1/1 found this helpful
Helpful Positive Review
Perfect upper assembly. by Kevin Cooney, January 13, 2024
Aero Precision upper comes with dust cover and forward assist. My barrel and BCG attached perfectly. Solid assembly. I recommend this and all Aero Precision parts.
1/1 found this helpful
Helpful Positive Review
18” upper great peice by AR Fun, Verified Owner, April 1, 2022
Had ordered aero gas tube and block next morning optics planet sent me a special deal on a upper so I bought it. Great price great product what more can you ask for. Every piece of the gun is aero except a hiperfire trigger. Love the build runs sm...
Read More...
2/2 found this helpful
Helpful Positive Review
Great upper receiver by Tom, Verified Owner, March 9, 2023
This is just what I would expect from aero precision. I was not disappointed with my purchase. I ordered the FED coated, coating is awesome. I recommend for a home build. This is a good place to start with.
1/1 found this helpful
Helpful Positive Review
AERO APAR501603A AR15 UPPER BLK by Steve, Verified Owner, March 18, 2017
I purchased this item to be installed on a S&W Sport M&P15 that did not have a dust cover, or forward assist. I also purchased an armorers tool, and an upper receiver vice block to be used when changing out the upper receiver. Everything went well, a...
Read More...
20/20 found this helpful
Read All 112 Reviews
5 Models Available
Color
All
Finish
All
Search

ATTENTION! We currently do not ship this product to P.O. Boxes, AK, CA, CT, DE, HI, MA, NJ, NY, U.S. Territories, or select Colorado locations. Please see our policies for more information or a detailed list of locations.

made-in-usa-flag Made in USA

Help support American manufacturing! Marked models of this product have gone through rigorous review and been certified by the manufacturer as Made in the USA.

Product Info for Aero Precision AR-15 Assembled Upper Receiver

The AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps. Match this upper with one of our AR15 lower receivers for a solid and dependable fitimage

WARNING: California`s Proposition 65

Specifications for Aero Precision AR-15 Assembled Upper Receiver:

Manufacturer: Aero Precision
Caliber: 5.56x45mm NATO
Gun Make: AR Platform
Gun Model: AR-15
Condition: New
Country of Origin: USA

Features of Aero Precision AR-15 Assembled Upper Receiver

  • M4 Feedramps
  • .250 takedown pin holes

Package Contents:

  • Aero Precision AR-15 Assembled Upper Receiver

Aero Precision AR-15 Assembled Upper Receiver Orderable Models

List of Orderable Models

  • Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC , MPN: APAR501663AC , UPC: 840014622573 , Code: 29D-UPK-APAR501603A-APAR501663AC
  • Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC , MPN: APAR501664AC , UPC: 840014622580 , Code: 29D-UPK-APAR501603A-APAR501664AC
  • Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC , MPN: APAR501801AC , UPC: 815421020915 , Code: 29D-UPK-APAR501603A-APAR501801AC
  • Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Burnt Bronze, APAR501805AC , MPN: APAR501805AC , UPC: 840014619863 , Code: 29D-UPK-APAR501603A-APAR501805AC
  • Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC , MPN: APAR501603AC , UPC: 815421020618 , Code: 29D-UPK-APAR501603A-APAR501603AC

Aero Precision AR-15 Assembled Upper Receiver Unavailable & Discontinued Models

List of Unorderable Models

  • USED Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC, EDEMO12, Used, Condition Fair , MPN: APAR501603AC-EDEMO12 , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO12
  • USED Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC, EDEMO13, Used, Condition Fair , MPN: APAR501603AC-EDEMO13 , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO13
  • USED, Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC , MPN: APAR501603AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO-SC-C
  • USED, Aero Precision AR-15 Assembled Upper Receiver, OD Green, APAR501663AC , MPN: APAR501663AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501663AC-EDEMO-SC-C
  • USED, Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC , MPN: APAR501603AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO-IN-U
  • USED, Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC , MPN: APAR501603AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO-SC-D
  • USED Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Sniper Grey, APAR501812AC, EDEMO4, Used, Condition Fair , MPN: APAR501812AC-EDEMO4 , Code: 29D-UPK-APAR501603A-APAR501812AC-EDEMO4
  • USED, Aero Precision AR15 Assembled Upper Receiver, Anodized Black, APAR501603AC , MPN: APAR501603AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501603AC-EDEMO-DF-F
  • USED, Aero Precision AR15 Assembled Upper Receiver, Flat Dark Earth, APAR501801AC , MPN: APAR501801AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501801AC-EDEMO-SC-B
  • USED, Aero Precision AR-15 Assembled Upper Receiver, Kodiak Brown, APAR501664AC , MPN: APAR501664AC-EDEMO , Code: 29D-UPK-APAR501603A-APAR501664AC-EDEMO-IN-C
  • Aero Precision Upper Receiver Assembled, AR-15, M-LOK Handguard, Ceracote, Sniper Grey, APAR501812AC , MPN: APAR501812AC , UPC: 840014618118 , Code: 29D-UPK-APAR501603A-APAR501812AC
Compare (0)
1 item has been added
Add at least two items to compare
Last updated 2026-08-16 UTC.