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The Most Complete
Vehicle Specification API

Access towing capacity, tire sizes, bolt patterns, oil specs, and more. One API, 65,000+ vehicle records, sub-200ms response times.

75K+
Vehicle Records
6
Data Categories
<200ms
Response Time
99.9%
Uptime
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Comprehensive Vehicle Data

🚛

Towing Capacity

Maximum towing and payload specs by make, model, year, trim, and drivetrain configuration.

4,072 records
🛞

Tire Specifications

OEM tire sizes, width, aspect ratio, diameter, and load ratings for every vehicle.

6,237 records
🔩

Bolt Patterns

Wheel bolt patterns, hub bore, offset ranges, and lug nut specs for wheel fitment.

4,714 records
🛢️

Oil Capacity

Engine oil capacity, recommended viscosity, and oil type specifications.

22,268 records
🔋

Battery Fitment

Group size, CCA, dimensions, terminal type, and polarity for every vehicle.

60,869 records
📊

Combined Search

Query all datasets at once. Get complete vehicle specs in a single API call.

All datasets

Simple Integration

Request
# Get towing capacity for Ford F-150 curl -X GET \ "https://411-api.simonwakelin.workers.dev/v1/towing?make=ford&model=f-150&year=2024" \ -H "X-Api-Key: your_api_key"
Response
{ "success": true, "count": 12, "data": [ { "make": "Ford", "model": "F-150", "year": 2024, "trim": "XLT SuperCrew", "max_towing_lbs": 13000, "payload_lbs": 2455 } ] }

Simple, Transparent Pricing

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$0/mo
100 requests/day
  • All datasets included
  • Standard rate limits
  • Community support
  • Attribution required
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Starter
$19/mo
1,000 requests/day
  • All datasets included
  • Priority rate limits
  • Email support
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Pro
$49/mo
10,000 requests/day
  • All datasets included
  • High rate limits
  • Priority email support
  • Webhook notifications
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Enterprise
$149/mo
100,000 requests/day
  • All datasets included
  • Unlimited rate limits
  • Dedicated support
  • Custom integrations
  • SLA guarantee
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Powering the 411 Network

The same data trusted by 9+ automotive specification websites

TowCapacity411 TireSize411 BoltPattern411 OilCapacity411 BikeSpecs411 WiperSize411 FilterSize411 BulbSize411 BatteryFit411

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