TacticScaleWhat Dorman Products Does & How It Makes Money (DORM)
Updated October 2026 · reflects Dorman Products's latest reported financials
Supplier of replacement and upgrade parts for the vehicle aftermarket. Dorman earns revenue by selling branded aftermarket parts through auto parts retailers, dealers, wholesale distributors, and specialty markets.
How Dorman Products makes money
Dorman earns revenue by selling branded aftermarket parts through auto parts retailers, dealers, wholesale distributors, and specialty markets. It operates three segments: Light Duty, Heavy Duty, and Specialty Vehicle.
What Dorman Products does
Dorman Products, founded in 1918 and headquartered in Colmar, Pennsylvania, supplies replacement and upgrade parts for the motor vehicle aftermarket in the U.S. and internationally. Its broad catalog spans engine, undercar, steering and suspension, body, electronics, and hardware products, including remanufactured modules. The DORMAN OE FIX line offers alternatives to original-equipment parts, such as exhaust manifolds, aluminum oil filter housings, and complex electronic modules. The company operates through Light Duty, Heavy Duty, and Specialty Vehicle segments. It sells under brands including DORMAN, HELP!, Conduct-Tite, Dayton Parts, SuperATV, Keller Performance Products, Assault Industries, Gboost, and GDP. Its customers include aftermarket retailers, dealers, national, regional, and local wholesale distributors, and specialty markets.
Products & services
- DORMAN OE FIX repair solutions
- Engine parts (intake/exhaust manifolds, oil filter housings)
- Steering and suspension parts (control arms, ball joints)
- Body and electronic parts (window regulators, modules, sensors)
- Dayton Parts heavy-duty components
- SuperATV UTV/off-road upgrades
What is Dorman Products worth?
On an owner-earnings DCF, Dorman Products's most-likely value is about $130 versus a recent price near $120 (8% below fair value). But TacticScale only calls a stock undervalued when the price sits below its conservative no-growth floor (~$64) with a margin of safety — so the honest verdict here is “Fairly priced — no edge.” Fair value earns its keep only at the extremes, not in the wide middle.
Price sits in the normal range — fair value isn't actionable here; it earns its keep only when price drops below the no-growth floor, or runs to roughly double the optimistic case.
Analysis, not advice. Fair value is a margin-of-safety estimate from a deterministic owner-earnings DCF, not a price target or recommendation. See the full breakdown →
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