DesktopiMac•2015

iMac (Retina 4K, 21.5-inch, Late 2015)

The first iMac with Retina 4K display featured a gorgeous 4096×2304 panel with P3 wide color gamut in the compact 21.5-inch form factor.

Model: A1418

EMC: 2833

83 parts available

Advanced, Experienced Technician

Key Specifications

Intel Core i5/i7 (Broadwell)

8GB or 16GB DDR3

1TB HDD, Fusion Drive, or SSD

21.5-inch Retina 4K 4096×2304 P3

Intel Iris Pro 6200

Common Repairs

1Hard drive replacement

2Display replacement

3Power supply replacement

4Fan replacement

5Logic board replacement

Available Parts (83)

View all parts in shop

Apple Service Guide Parts (1)

Official Apple order numbers from this model's illustrated parts list (2 part numbers). Item numbers match the exploded view callouts in the Apple service guide.

Display Adhesive Bonding Kit

2 numbers

076-1444Display Starter Kit

076-1437Display Refill Kit

Part numbers are sourced from the official Apple service guide for reference. Availability varies, contact us to confirm current pricing and stock for any part.

Safety Precautions

• Always disconnect power and discharge the battery before beginning any repair.
• Use an anti-static wrist strap (ESD) to prevent electrostatic damage to components.
• Keep screws organized by step, magnetic project mats are highly recommended.
• Never force connectors. Use a spudger to gently lift ZIF, FPC, and board-to-board connectors.
• If your Mac has a swollen battery, do not attempt removal yourself, contact a professional.

Model Identification

Model Number(s)

A1418

EMC Number(s)

2833

Order Number(s)

MK452LL/A

Identifier(s)

iMac16,2

Product Line

iMac

Year

2015

Essential Tools

Pentalobe P5 screwdriver (1.2mm)
Torx T3, T4, T5, T6 screwdrivers
Phillips #00 screwdriver
Spudger (nylon)
Suction cup(s)
Anti-static wrist strap (ESD)
Tweezers (angled)
Guitar picks / opening picks
Isopropyl alcohol (99%)
Thermal paste (Arctic MX-4 or equivalent)

Need Professional Help?

Our Apple Certified Technicians can handle any iMac (Retina 4K, 21.5-inch, Late 2015) repair. Free diagnostics, 1-year warranty on all parts.

Related Models

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iMac 21.5" Early 2013

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iMac 21.5" Late 2013

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iMac 21.5" Mid 2014

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iMac 21.5" Late 2015

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iMac 21.5" Mid 2017

2017

iMac (Retina 4K, 21.5-inch, Late 2015) repair questions answered

The iMac (Retina 4K, 21.5-inch, Late 2015) dates to 2015 as model A1418 and Apple publishes an official service manual for it, which is the document referenced on this page. We list 83 service parts for this model, and every part we fit is a genuine Apple part. Our work is covered for one year on brand new parts and 180 days on pre-owned parts and board-level repairs. We are in Tampa, walk-ins are welcome with no appointment, and you can also book a mail-in repair from anywhere in the country.

What are the model numbers for the iMac (Retina 4K, 21.5-inch, Late 2015)?

The iMac (Retina 4K, 21.5-inch, Late 2015) dates to 2015 and carries model number A1418, with the internal identifier iMac16,2. You can confirm yours from the Apple menu, About This Mac, or by reading the tiny model number printed on the base. Quoting that number when ordering parts is the only reliable way to avoid a part that looks right but does not fit, since Apple ships several variants that look identical.

Can the storage or memory in a iMac (Retina 4K, 21.5-inch, Late 2015) be upgraded?

The iMac (Retina 4K, 21.5-inch, Late 2015) is an Intel Mac from before Apple soldered everything down, so on many configurations the storage and sometimes the memory can be upgraded, and an SSD upgrade is often the single most transformative repair on a machine of this age.

What are the most common repairs on the iMac (Retina 4K, 21.5-inch, Late 2015)?

The jobs we see most on the iMac (Retina 4K, 21.5-inch, Late 2015) are hard drive replacement, display replacement, power supply replacement, fan replacement. Apple rates this model's service difficulty as advanced, and we diagnose every machine on a bench supply and under a microscope before quoting, so you get a fixed price for the actual fault rather than a guess. Diagnosis is free.

Do you use genuine parts and what warranty comes with a iMac (Retina 4K, 21.5-inch, Late 2015) repair?

Every part we fit is a genuine Apple part, which keeps features like True Tone and the factory calibration working correctly. Brand new parts carry a one-year warranty, and pre-owned parts and board-level repairs carry 180 days. We are in Tampa, walk-ins are welcome with no appointment, and we repair machines mailed in from anywhere in the country.

If your iMac (Retina 4K, 21.5-inch, Late 2015) will not power on or was hit by liquid, it needs a board-level diagnosis rather than a parts swap. Call us on (813) 444-5595 and we will tell you what we are seeing before any work starts.