NAICS 811114 Quarterly Industry Report
Specialized Automotive Repair
Comprehensive industry research for valuation professionals, business owners, buyers, and lenders
NAICS Code: 811114Sector: Other Services (except Public Administration) (81)Updated: Q1 2026
About This Report
This industry profile for Specialized Automotive Repair (NAICS 811114) draws on data from the U.S. Census Bureau[7], Bureau of Labor Statistics[8], and SBA size standards database[5]. Published by Fair Market Value and updated quarterly, it provides valuation professionals, automotive service analysts, and repair industry investors with current market data. All quantitative claims are sourced to publicly verifiable databases.
Industry Snapshot
Key metrics for the specialized automotive repair industry.
Industry Definition & Overview
Specialized Automotive Repair (NAICS 811114) encompasses establishments primarily engaged in providing specialized mechanical or electrical repair and maintenance services for automotive vehicles, focusing on a single vehicle system or component type per the U.S. Census Bureau[4]. Activities include transmission repair and rebuild shops, exhaust system and muffler shops, brake service specialists, radiator repair facilities, automotive air conditioning specialists, and wheel alignment and front-end service shops.
Specialized repair shops differentiate from general repair establishments by concentrating expertise, tooling, and inventory on a single vehicle system. National franchise brands including AAMCO Transmissions, Meineke Car Care Centers, Midas, and Jiffy Lube (for specialized maintenance) operate hundreds of locations each. Independent specialists compete through technical depth, faster turnaround, and established reputations within their niche. Transmission shops remain among the most capital-intensive specialty operations due to the cost of rebuilding equipment, torque converters, and inventory of remanufactured units. Exhaust and brake specialists face competition from general repair shops and tire dealers offering overlapping services.
Per the SBA Table of Size Standards[5], the size standard is $9 million in average annual receipts. State automotive repair licensing requirements apply to specialized shops, with EPA[6] refrigerant handling certification required for air conditioning service specialists. Catalytic converter replacement is subject to federal emissions regulations prohibiting removal or tampering with factory-installed emissions equipment.
What's Included in This Industry
- Transmission repair, rebuild, and replacement shops
- Exhaust system and muffler repair and installation
- Brake service, inspection, and replacement specialists
- Automotive air conditioning repair and recharge
- Radiator and cooling system repair shops
- Wheel alignment and front-end service specialists
- Automotive electrical and starter/alternator repair
- Clutch repair and replacement services
- Suspension and shock absorber replacement
- Catalytic converter and emissions system repair
NAICS Classification Hierarchy
| Level | Description | Code |
|---|---|---|
| Sector | Other Services (except Public Administration) | 81 |
| Subsector | Repair and Maintenance | 811 |
| Industry Group | Automotive Repair and Maintenance | 8111 |
| NAICS Industry | Automotive Mechanical and Electrical Repair and Maintenance | 81111 |
| National Industry | Specialized Automotive Repair | 811114 |
Related NAICS Codes
| Code | Description | Relationship |
|---|---|---|
| 811111 | General Automotive Repair | General Automotive Repair provides broad multi-system mechanical services that overlap with specialized shops on common repairs like brakes and exhaust, with customers choosing between general and specialized shops based on repair complexity, pricing, and perceived expertise in the specific system needing service |
| 811121 | Automotive Body, Paint, and Interior Repair and Maintenance | Automotive Body, Paint, and Interior Repair handles collision and cosmetic work that falls outside mechanical specialty shop scope, with body shops and specialized mechanical shops referring customers to each other based on whether damage is structural, cosmetic, or mechanical in nature |
| 811191 | Automotive Oil Change and Lubrication Shops | Automotive Oil Change and Lubrication Shops provides quick-service maintenance that some specialized shops like Meineke and Midas have added to their service menus, with multi-service franchise brands blurring the line between specialized repair and preventive maintenance categories |
| 423120 | Motor Vehicle Supplies and New Parts Merchant Wholesalers | Motor Vehicle Supplies and New Parts Merchant Wholesalers supplies specialty parts, transmission rebuild kits, brake components, and exhaust system inventory to specialized repair shops through wholesale distribution networks serving the automotive aftermarket |
| 336310 | Motor Vehicle Gasoline Engine and Engine Parts Manufacturing | Motor Vehicle Gasoline Engine and Engine Parts Manufacturing produces the engines and engine components that specialized engine repair shops rebuild and service, with OEM and aftermarket parts supply chains supporting engine overhaul and remanufacturing operations |
| 336390 | Other Motor Vehicle Parts Manufacturing | Other Motor Vehicle Parts Manufacturing produces transmission components, brake assemblies, exhaust systems, and other specialized parts that repair shops install and replace, with aftermarket parts availability and pricing directly affecting specialty shop repair costs and margins |
SBA Lending Summary
784
Total SBA Loans
$312.2M
Total Loan Volume
$398K
Average Loan Size
11 yrs
Average Loan Term
10.56%
Average Interest Rate
4,872
Jobs Supported
Source: SBA 7(a) Program Data, U.S. Small Business Administration — FY 2025[3]
Key Insight: Per the SBA Table of Size Standards[5], Specialized Automotive Repair (NAICS 811114) has a size standard of $9 million in average annual receipts for federal contracting purposes. SBA lending programs[9] support specialty equipment, diagnostic tools, and working capital for qualifying specialized automotive repair businesses. Eligible businesses can access SBA 7(a) loans[10] for working capital, equipment, and acquisition financing, while 504 loans[11] support major fixed-asset purchases including real estate and heavy machinery.
Top SBA Lenders
| # | Lender | Loans | Volume | Avg Loan |
|---|---|---|---|---|
| 1 | Port 51 Lending LLC | 16 | $40.8M | $2.6M |
| 2 | U.S. Bank, National Association | 96 | $27.3M | $284K |
| 3 | Citizens Bank | 16 | $24.6M | $1.5M |
| 4 | Northeast Bank | 120 | $23.6M | $197K |
| 5 | First-Citizens Bank & Trust Company | 16 | $20.4M | $1.3M |
Frequently Asked Questions
Common questions about this industry.
What is the NAICS code for transmission repair shops?
NAICS 811114 covers specialized automotive repair including transmission shops, exhaust specialists, brake service centers, and other single-system repair facilities per the U.S. Census Bureau[4].
What is the SBA size standard for specialized auto repair?
Per the SBA size standard[5], the threshold is $9 million in average annual receipts for federal small business contracting eligibility and SBA lending products for specialized automotive repair businesses.
What franchise brands operate in specialized auto repair?
AAMCO Transmissions, Meineke Car Care Centers, Midas, and Maaco operate national franchise networks per Census Bureau[7] industry classification data, providing brand recognition and marketing support to franchisee-owned locations across transmission, exhaust, brake, and multi-system specialty repair segments.
How do specialized shops differ from general repair?
Specialized shops concentrate expertise, tooling, and parts inventory on a single vehicle system like transmissions or brakes. This focused approach enables deeper technical knowledge and faster turnaround for specific repairs compared to general shops that service all vehicle systems.
What equipment do transmission shops need?
Transmission rebuild shops require specialized disassembly benches, torque converter rebuilding equipment, dynamometers, and valve body test stands per SBA[9] equipment financing guidelines, making them among the most capital-intensive automotive specialty operations.
What regulations affect exhaust and emissions repair?
Federal regulations under the Clean Air Act prohibit removal or tampering with factory-installed catalytic converters and emissions equipment. EPA[6] enforcement applies to shops performing exhaust work, with state emissions testing programs creating additional compliance requirements.
Are specialized auto repair shops declining?
Some traditional specialties like muffler and radiator repair have declined as modern vehicle components last longer. Transmission specialists face reduced demand as CVT and sealed units replace serviceable automatic transmissions, pushing some shops to broaden their service offerings.
What training is required for specialized repair?
ASE certification in the relevant specialty area (automatic transmission, brakes, heating and A/C, etc.) demonstrates technician competency. Manufacturer-specific training from parts suppliers and industry associations provides additional expertise for complex system repairs.
Sources & References
Government datasets and editorial sources used in this report.
- [1]U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages bls.gov
- [2]U.S. Census Bureau, Economic Census census.gov
- [3]U.S. Small Business Administration, SBA 7(a) Loan Program Data data.sba.gov
- [4]U.S. Census Bureau census.gov
- [5]SBA Table of Size Standards sba.gov
- [6]EPA epa.gov
- [7]U.S. Census Bureau data.census.gov
- [8]Bureau of Labor Statistics bls.gov
- [9]SBA lending programs sba.gov
- [10]SBA 7(a) loans sba.gov
- [11]504 loans sba.gov
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