21Machine - Mobile Mechanic

Car repair and maintenance service

5.0 5.0 from 44 reviews

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21Machine - Mobile Mechanic is a mobile mechanic in St. Louis, MO. It holds a 5.0 star rating from 44 customer reviews. Read the reviews and hours below, or call (314) 699-9064.

Services Offered

Air conditioningAuto engine diagnosticBrake service & repairBrakesElectricalElectrical repairOil changeSteering & suspension repairTires

As listed on its Google Business Profile. Own it? Claim the listing to set your own list.

Service areaServes the St. Louis, MO area · mobile service, no shop address listed

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Phone(314) 699-9064

Websitehttps://www.21machine.com/?utm_source=google&utm_medium=wix_google_business_profile&utm_campaign=16561603903663753736

Also onGoogle

Good to knowOil changes

Hours

See the full week

Monday	Open 24 hours
Tuesday	Open 24 hours
Wednesday	Open 24 hours
Thursday	Open 24 hours
Friday	Open 24 hours
Saturday	Open 24 hours
Sunday	Open 24 hours

SERVICE AREA

21Machine - Mobile Mechanic Serves St. Louis, MO

Open in Google Maps Call (314) 699-9064

21Machine - Mobile Mechanic Reviews & Ratings

Customer reviews 5.0 5.0 · 44 reviewschecked 2026-07-03

5 star44

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1 star0

What Customers Mention

The topics that come up most in its Google reviews, and how many reviews raise each one.

Fair pricing 8Mobile mechanic 7Diagnosis 6Punctuality 3Tow 3Brakes 2Flat rate 2Honest help 2

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What Car Repairs Cost in St. Louis, MO

Typical independent shop prices at Missouri labor rates, parts and labor, for a midsize car. Each guide shows the price for your vehicle and what to ask before you pay. See all 91 repair cost guides.

Car battery replacement cost $145 to $380 Alternator replacement cost $265 to $760 Starter replacement cost $235 to $710 Brake pad replacement cost $120 to $340 Crankshaft position sensor replacement cost $80 to $410 Serpentine belt replacement cost $70 to $240