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605-397-2717
105 E Hwy 12 Groton, SD

About

MJ's Sinclair has been servicing automobiles at 105 East Highway 12 in Groton, SD since 2014. We serve the auto repair and new tires and wheels needs of customers in Groton, SD, Aberdeen, SD, Britton, SD, and surrounding areas.

  • SUN
    6:00 AM
    9:30 PM
  • MON
    6:00 AM
    9:30 PM
  • TUE
    6:00 AM
    9:30 PM
  • WED
    6:00 AM
    9:30 PM
  • THU
    6:00 AM
    9:30 PM
  • FRI
    6:00 AM
    9:30 PM
  • SAT
    6:00 AM
    9:30 PM

About MJ's Sinclair

MJ's Sinclair is a locally owned and operated automotive service center founded in 2014. We strive to deliver quality products to our customers. Our convenient location and accommodations make us an enjoyable stop for motorists across Brown County, Day County, Spink County, and Marshall County. For auto repair services,preventive maintenance, new tires, and custom wheels, come see the team at MJ's Sinclair .

Owned by Jeffrey Amdahl, MJ's Sinclair is open seven days a week. Our facility includes a gas station, food and refreshments, car wash, and casino room. We're proud to serve Groton, SD, Hecla, SD, Conde, SD, Langford, SD, Roslyn, SD, and surrounding communities.

Reasons to Visit MJ's Sinclair

  • Shop industry leading tire brands like Firestone, Goodyear , and Bridgestone.
  • Improve tire performance and life with quality tire services; see us for computerized wheel balancing, flat tire repairs, low-profile tire installations, tire rotations, and TPMS repairs.
  • Restore vehicle performance with our auto repair services; see us for brake repairs and service for your electrical system, including starting, charging, and batteries.
  • Maintain proper vehicle performance with preventive maintenance; see us for replacement of belts and hoses, cooling system/radiator service, and lube and oil changes
  • Wheels.
  • Sinclair gas station.
  • Free popcorn with fill up.
  • Car wash.
  • Breakfast pizza and sandwiches plus pizza and hot dogs for lunch.
  • Java coffee and cappuccino.
  • Beer cave with the coldest beer in town.
  • Perks card to earn points for gift cards, car washes, or food items.
  • TV in waiting area.
  • Casino room with five machines during business hours, 6:00 AM to 9:30 PM.

Browse Our Tire Catalog Browse Our Service Catalog

Our mechanics have been servicing vehicles at MJ's Sinclair for the last years. We treat our customers’ vehicles as if they were our own. Visit us today, contact online, or phone us to schedule an appointment today.

BFGoodrich® Tires Bridgestone Tires Firestone Tires Falken Tires Fuzion Tires Dunlop Tires Cooper Tires Continental Tires General Tires

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Contact Us

Phone: (605) 397-2717
Fax:
Address: 105 E Hwy 12
Groton, SD 57445
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