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Diamond is a licensed Freightliner, Western Star, Alliance, and Allison Transmission service center.
Diamond Service Center

8398 S US Hwy 75, Sherman, 75459
Open Monday - Friday 8a-5p, Saturday 9a-12p 
24-Hour Service Available
Diamond-Towing-SML

(903) 532-1313
24-Hour Towing Available
  • Company
    • About
    • Hours / Location
    • Staff Contacts
    • Employment
  • Service
    • Truck & Trailer
    • Allison Transmission
    • 24-Hour Road Service
    • Express Assessment
    • Service Specials
  • Parts
    • Genuine Parts
    • Parts Specials
    • Parts Inquiry
  • Tire
    • Passenger/Light Truck
    • Commercial Truck Tires
    • Earthmover & Industrial
    • Farm & Ag Tires
    • Tire Specials
  • Towing
    • Auto
    • Medium / Heavy Duty
    • Relocation Svcs
    • Vehicle Release
  • Request Service Now

Tire Specials

Our Specials

Parts Specials

Service Specials

Tire Specials

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