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Whether you're unsure of where to start with your car shopping process or you know exactly what new Mazda, Volvo, Ford Lincoln, Jaguar, Austin Martin, Lamborghini, Maserati model or used car you're looking for, Sill-TerHar Motors is just outside of Aurora, and can save you hundreds (even thousands).

Not only do we offer generous dealership discounts on our new and used cars, but our auto finance specialists are experts in locking down the lowest interest rates available in Aurora for car loans. Looking to lease instead? We've got you covered there too.

Even long after you're back home in Aurora in your new car, we are standing by to provide high quality auto repair and car parts to keep your vehicle running like it did on day one.
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Directions to Sill-TerHar Motors from Aurora, CO

  • Get on I-225 N from E 6th Ave
  • Continue on I-225 N. Take I-70 W, I-270 W and US-36 W to CO-121 N in Broomfield. Take the Colorado 121 Exit from US-36 W
  • Turn right onto CO-121 N
  • Turn left onto US-287 S ramp
  • Continue onto U.S. 287 S
  • Turn right onto Nickel St
  • Take the 1st right onto Industrial Ln
  • Turn left onto Alter St
  • Our new and used car dealership near Aurora will be on the left.


Sill-TerHar Motors

150 Alter St
Directions Broomfield, CO 80020

  • Sales: (303) 469-1801
  • Parts & Service: (303) 469-1801
  • Parts: (303) 469-1801



  • Monday 8:00 am - 7:00 pm
  • Tuesday 8:00 am - 7:00 pm
  • Wednesday 8:00 am - 7:00 pm
  • Thursday 8:00 am - 7:00 pm
  • Friday 8:00 am - 7:00 pm
  • Saturday 8:00 am - 6:00 pm
  • Sunday Closed

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