Side-by-side
Airframe MRO vs Engine MRO
Spec comparison for two products on Aviation Souk. Both compete in Aircraft MRO / Line Maintenance.

Aircraft MRO / Line Maintenance
Airframe MRO
by AAR Corp
North America's largest independent airframe MRO network, covering narrow- and wide-body heavy maintenance from eight certified hangars.

Aircraft MRO / Line Maintenance
Engine MRO
by HAECO Group
Full overhaul and on-wing engine support for Rolls-Royce Trent, GE, and CFM/LEAP powerplants across four facilities in Hong Kong, Xiamen, Amsterdam, and Dallas.
| Cost of ownership | Airframe MRO | Engine MRO |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | Airframe MRO | Engine MRO |
|---|---|---|
| Facilities | 8 hangars (US + Canada) | — |
| Certifications | FAA Repair Station, EASA Part-145 | — |
| Aircraft families | Boeing 737 variants, Airbus A320 family (incl. A321neo), Airbus A330 | — |
| Engineering offices | Indianapolis IN, Greensboro NC, Singapore | — |
| Services | C/D-checks, structural & composite repair, modifications, aging aircraft, CPCP | — |
| Backlog status | Multi-year (active expansions at MIA + OKC) | — |
| Engines overhauled (cumulative) | — | 5,500+ |
| Engine families | — | RR Trent 500/700/800/XWB, GE90, CF34-10A, CFM56, LEAP-1A/1B |
| Test cell thrust rating (HAESL) | — | 130,000 lb |
| GE90 in-house repair schemes | — | 400+ |
| Trent in-house repair self-sufficiency | — | 95%+ |
| GE90 in-house repair self-sufficiency | — | 75%+ |
| Dallas facility size | — | 290,000 sq ft |
| Dallas maintenance bays | — | 36+ |
| Regulatory approvals | — | EASA, FAA + Asia-Pacific, Middle East authorities |
| AOG support | — | 24/7 on-wing, global |
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