Automotive After Market

Automotive After Market Investment Castings

Milwaukee Precision Casting, Inc. has extensive exposure in the automotive aftermarket, the secondary market of the automotive industry. We specialize in the manufacturing of vehicle parts, tools, and accessories for light and heavy vehicles. This aftermarket encompasses replacement parts and hard-to-find antique components for all makes and models of vehicles on the road. Milwaukee Precision Casting specializes in working with material grades significant for the automotive industry:

  • 316 Stainless Steel
    • Corrosion-resistant, ideal for exhaust components and high-temperature applications.
  • 410 & 416 Stainless Steel
    • Heat-treatable and wear-resistant, perfect for engine and transmission components.
  • A356
    • Lightweight yet strong, commonly used in custom automotive parts and accessories.
  • 1018 & AISI 1020
    • Versatile and tough, used in various structural and mechanical applications.
  • 4130 & 4140 Carbon Steel
    • High-strength steels with excellent fatigue resistance, great for drivetrain and suspension parts.
  • 8620
    • Known for its exceptional toughness and wear resistance, often used in gears, axles, and camshafts.

Automotive Investment Cast Parts

The automotive aftermarket is a multi-billion dollar industry, and Milwaukee Precision Casting, Inc. has enjoyed being a quality supplier of automotive aftermarket investment castings for many years.

Send Milwaukee Precision Casting, Inc. your design specifications and learn how we can assist in your automotive aftermarket requirements.

  • Rocker Arms
  • Shifter Forks
  • Backing Plates
  • Strut Mounts
  • Brackets

Material Selector

Investment Casting Materials We Offer

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Stainless Steel

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Aluminium

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Carbon Steel

Tool Steel

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Bronze

Brass

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Cobalt

Please call or contact us with any questions about cast alloys not listed.

Select Your Investment Casting Material

MPC Advantages

Why Manufacturers Choose
Milwaukee Precision Casting

We are not just a supplier — we are a precision manufacturing partner.
That distinction means faster validation, fewer surprises, and components
you can trust in the field.

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Minimal Lead Time

Built for complex applications requiring repeatable accuracy and tight dimensional control across production runs.

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Accuracy of ± .005 per inch

ISO-certified quality systems with advanced inspection and full traceability from tooling to delivery.

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AMS 2175 Compliance

Fast RFQ response, efficient tooling development, and scalable production capacity to meet your schedule.

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Competitive Pricing

Cast, machine, finish, and inspect under one roof — reducing lead times and supply chain complexity.

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ISO 9001:2015 Certified

DFM reviews and casting optimization from experienced engineers who understand your application requirements.

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Advanced Inspection

X-ray, MPI, FPI, HIPing, and dimensional validation ensure every component meets your spec before shipment.

Get a Quote

Request a Precision
Casting Quote

We cast a broad range of alloys — from corrosion-resistant stainless grades to
high-strength tool steels — engineered for demanding industrial, defense, and
energy applications.

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    Fast RFQ Response

    Typical quote turnaround within 1–2 business days

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    Engineering Support

    DFM review and casting optimization included with every quote

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    Scalable Production

    Prototype to high-volume production capability

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    Full Technical Consultation

    Material selection, tolerance review, and process recommendations