Motorcycle/ATV Chassis Testing

ATV/UTV Chassis Testing

ESW America™, a division of ESW Group, is a leading independent emissions testing company based in Montgomeryville, PA. Our state-of-the-art Light Chassis (Motorcycle/ATV) testing facility is equipped to perform a wide variety of EPA, CARB and EU compliant services. Our facility is staffed by an experienced team of highly skilled test engineers, technicians and fabricators. With a combined total of over 100 years experience, ESW America is equipped to perform EPA and CARB emissions certification testing, durability testing, performance testing and fuel economy testing for a wide variety of engines and chassis. Contact ESW America to learn more about our testing services and experience.


ESW America delivers a high caliber of customer service and propriety performance to a assist companies in meeting government engine emissions regulations. Our qualified team of engineers, technicians and support staff are committed to providing high quality testing services in a cost effective manner that meets strict testing protocols and confidentiality requirements.

ESW America Advantages

  • Mustang AC-40-ATV chassis dynamometer to perform EPA certification tests, catalyst R&D, emissions durability/mileage accumulation tests
  • Test cell specifically designed for motorcycle and ATV testing
  • Test cell usable for R&D, durability and certification testing
  • Testing applicable to 40 CFR Pt. 86 SubPt. E & F, Pt. 1051, EU 2002/51/EC regulations
  • EPA, CARB and EU recognized facility for performing emissions verification test protocols
  • Accommodates a wide range of motorcycles / ATV classes with various road load power
  • Integrated test system with flexibility to run any test cycle
  • Quick engine set-up and switch system minimizes time and cost
  • Download Cut Sheet (PDF)

Emission Capabilities

  • On-Road Scooter Testing: Class I-A (less than 50 cc), Class I-B (50 to 169 cc)
  • Motorcycle Testing: Class II (170 to 279 cc), Class III (280 cc and over)
  • Off-Road Testing: Quads, ATVs, Side-by-Sides, Utility Vehicles
  • Full-flow CVS dilution tunnel, selective 600 CFM or 400 CFM flow rate
  • Emissions measurement: NOx, NO2, CO, CO2, THC, CH4
  • Bag sampling capability
  • Continuous sampling and data collection capability
Mustang Chassis Dynamometer
Wide 20″ diameter single-roll accommodates up to 75″ wheel-to-wheel
Custom designed extended roll for wider wheel base vehicles, motorcycles and ATVs
40 HP AC dyno simulate a wide range of Road Load Power (RLP) including Class I, II, III up to 160 km/hr or 100 miles/hr
Controlled test cell ambient,
variable-speed vehicle cooling fan


Test Cycles
EPA 3 Bag FTP test on UDDS cycle
European WMTC test cycle
EPA 11-lap durability cycle
Fuel economy testing
Custom test cycles for R&D testing