Precision Machining & Grinding
Lathe, machining-center, hobbing, OD/ID grinding and high-precision dimensional finishing for transmission and powertrain components.
NC LatheMachining CenterOD / ID GrindingSpline Cutting
Motherson Atsumitec USA · Ada Technologies Inc.
Precision manufacturing built for automotive production.
In-house machining, grinding, welding, plastic injection molding and assembly - supported by automation, inspection and decades of automotive manufacturing experience.
1995Established in Ada, Ohio
135,222sq. ft. manufacturing facility
46acre site
5 coremanufacturing capability areas
Core capabilities
From raw material to finished assembly.
Our Ada operation combines high-precision powertrain manufacturing with shifter molding and assembly. Sales teams can use these capabilities to support new programs, localization opportunities and engineered component sourcing.
Welding
Plasma and laser-welded component processes, plus spin riveting and integrated manufacturing sequences for powertrain parts.
Plasma WeldingLaser WeldingSpin RivetingHigh-Frequency Quench
Plastic Injection Molding
Eight molding machines from 45 to 390 tons, including insert molding and overmolding for automotive shifter components.
8 Machines45-390 tonInsert MoldingOvermolding
Assembly & Automation
Automated and manual assembly cells with integrated quality confirmation, leak testing, dimensional checks and final packing.
Automated AssemblyManual AssemblyQuality ConfirmationPacking
Inside the plant
Production-ready equipment and processes.
Representative manufacturing images from the company overview, including machining, welding, molding and assembly equipment.
Powertrain equipment
Machining capacity designed for repeatable production.
Powertrain capabilities combine automated lines, dedicated machining equipment, grinding, hobbing and robotics. The company overview lists the following installed equipment.
15NC lathes
32NC machining centers
3NC hobbing machines
18NC OD + ID grinders
2420 kg six-axis robots
5plasma welding units
Line mix: machining - 11 automated / 2 manual; assembly - 4 automated / 2 manual. Shifter assembly adds 1 automated and 3 manual lines.
Product experience
Powertrain and shifter components.
ATI manufacturing experience includes transmission and shifter assemblies for automotive applications, with process chains that combine multiple in-house operations.
✓Control shafts: lathe → machining center → high-frequency quench → grinding → plasma weld → final assembly.
✓Stator shafts: lathe → machining center → hobbing → laser weld → heat treat → OD/ID grind → wash → final assembly.
✓CVT / HEV products: machining, welding, assembly, pass-through inspection and related component manufacturing.
✓Shifter products: resin molding and assembly for select/change lever and related assemblies.
Inner shaft
Stator shaft
Control shaft assembly
Component assemblyTypical process flow
Integrated manufacturing, fewer handoffs.
Many product families combine machining, finishing and assembly steps within the Ada operation.
Machine
NC turning, machining centers and hobbing create critical geometry from forging or bar stock.
Finish
Grinding, surface finishing, spline cutting and high-frequency quenching support demanding dimensions and surfaces.
Join / Mold
Plasma or laser welding, spin riveting, insert molding and overmolding integrate multi-material components.
Assemble & Verify
Automated or manual assembly with wash, press, leak test, dimensional checks, quality confirmation and packing.
Quality & validation
Measurement and testing support on site.
The company overview identifies dedicated quality and test-lab equipment supporting production validation and inspection.
Quality Lab
Capabilities include CMM measurement, roundness testing and surface testing, supported by dedicated quality-lab equipment.
Test Lab
Test resources include an Auto-Graph strength tester, thermostat chambers for thermal-cycle durability, strength testing, T-slot fixtures and an oven for material durability work.
Start a conversation
Bring us your next manufacturing challenge.
Share a drawing, target volume, material, process need or localization opportunity. Our sales team can connect your program with the right machining, welding, molding or assembly capability.