Our Services
At TNS Transmissions, we service any part of a vehicle that is considered what we like to say "Behind the Motor" on all makes, models and years.  Recently, we also started featuring rebuilds for marine transmissions!  Anything that moves has a powertrain, just give us a call to see if it's something we can work on for you!
Here is a list of just some of the services we offer:
  • Automatic Transmission Tune-Ups (Including Filter, Gasket and Fluid Change) 
  • Automatic Transmission Rebuilds and Overhauls 
  • Manual Transmission Gear Oil Changes 
  • Manual Transmission Rebuilds and Overhauls 
  • Marine Transmission Rebuilds and Overhauls
  • Clutch Replacement
  • Transfer Case Oil Changes 
  • Transfer Case Rebuilds and Overhauls 
  • Front and Rear Differential Oil Changes 
  • Front and Rear Differential Rebuilds and Overhauls 
  • Electrical (Speed Sensors, Shift Solenoids, Etc.) 
  • Four Wheel Drive and All Wheel Drive
  • Wheel Bearings 
  • Axles and Axle Seals 
  • Driveshafts and Universal Joints 
  • Transmission Oil Coolers and Lines 
  • Custom Transmission Work (Shift Kits, Torque Converter Upgrades, Etc.)
If the problem you're experiencing is not on this list, just give us a call and ask!  If we can not accommodate the problem for you, we'll be glad to refer you to someone who can.
(414) 858-1188
6115 S. 108th Street*Hales Corners, WI 53130
                Now Featuring
Marine Transmission Rebuilds!