Pistons and piston rings manufacturing · Michigan

MAHLE Engine Components USA, Inc. - St. Johns

St. Johns, MI · ~306 workers · 2 years of OSHA Injury Tracking Application data.

B
Good Safety Record
3.5
Avg TCR
5.4
Industry avg
0
Fatalities
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The verdict

MAHLE Engine Components USA, Inc. - St. Johns runs at 65% of its industry's injury rate - safer than the typical Pistons and piston rings manufacturing workplace, earning a grade B.

MAHLE Engine Components USA, Inc. - St. Johns: 3.5 TCR = 65% of Pistons and piston rings manufacturing BLS 5.4 · 2y Form 300A (see methodology below)

MAHLE Engine Components USA, Inc. - St. Johns safety composite

MAHLE Engine Components USA, Inc. - St. Johns scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 26%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

D

37/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.52 per 100 workers

Safer than 38% of industry peers

DART rate
F 2.77 per 100 workers

Safer than 26% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

MAHLE Engine Components USA, Inc. - St. Johns held a steady TCR band

MAHLE Engine Components USA, Inc. - St. Johns's TCR held near 0.1 from 3.6 in 2017 to 3.5 in 2018. Peak filing year was 2017 at 3.6 TCR. In 2018, DART was 0.79× this establishment's average TCR (severity share of cases).

2017=3.6 · 2018=3.5

OSHA ITA Form 300A scorecard

Establishment book 336310 · St. Johns, MI AT/BELOW-IND · MID

Grade B · TCR 3.5 · 65% of ind

  • DART 2.8 DART
  • RANK #32/55
  • PHOTO Tramont MFG, LLC
  • BOOK 2y book
  • INJ 23 inj
  • SIZE ~306 FTE

Nearest TCR peer: Tramont MFG, LLC (0.0 TCR gap)

Read with this employer → · Industry book → · Michigan employers → · Look up another →

MAHLE Engine Components USA, Inc. - St. Johns in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows MAHLE Engine Components USA, Inc. - St. Johns averages 3.5 TCR (65% of the Pistons and piston rings manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

MAHLE Engine Components USA, Inc. - St. Johns TCR series: 2017=3.6 · 2018=3.5 · BLS 5.4

Where MAHLE Engine Components USA, Inc. - St. Johns falls in its industry

221 Pistons and piston rings manuf establishments

Safer than 38% of graded establishments in this industry, whose median TCR is 2.9.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #32 safest of 55 Pistons and piston rings manuf employers in Michigan.

MAHLE Engine Components USA, Inc. - St. Johns (306 employees, TCR 3.5) among 29 same-industry peers, split at the industry median of 165 employees and a TCR of 2.9 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 02004006008001,000 05101520 Average employees Total Case Rate MAHLE Engine Components USA, Inc. - St. Johns
MAHLE Engine Components USA, Inc. - St. Johns (306 employees, TCR 3.5) among 29 same-industry peers, split at the industry median of 165 employees and a TCR of 2.9

MAHLE Engine Components USA, Inc. - St. Johns has more employees than the Pistons and piston rings manufacturing median and a higher injury rate than the industry's median TCR of 2.9. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2018 3.5 2.8 10 0 0
2017 3.6 2.8 13 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

336310 · MI · St. Johns

221 Pistons and piston rings manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 14 employers in St. Johns, MI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Tramont MFG, LLC 3.5 TCR
NAICS-TCR Linamar North Carolina 3.5 TCR
NAICS-TCR Taiho Corporation of America 3.6 TCR
NAICS-TCR YAPP USA Automotive Systems, Inc. Romulus Plant 3.5 TCR
STATE-SIZE Unified Brands 306 FTE
STATE-SIZE AANA - Auburn Hills 306 FTE
STATE-SIZE Shiloh Industries - Galesburg 306 FTE
STATE-SIZE SAGINAW MI 306 FTE
CITY-NEAR 82 - St. Johns 418 FTE
CITY-NEAR St. Johns 313 FTE
CITY-NEAR MWC, LLC 264 FTE
CITY-NEAR BU-1 Rings St. Johns 217 FTE
NAT-TCR Dacula (Atlanta) Dc 3.5 TCR
NAT-TCR Hillcrest Healthcare LLC 3.5 TCR
NAT-TCR True Value Springfield RDC 3.5 TCR
NAT-TCR Health Plaza North 3.5 TCR
NAT-SIZE North American Shipbuilding LLC 306 FTE
NAT-SIZE CO0016CSS 306 FTE
NAT-SIZE Hattie Larlham Center for Children with Disabilities 306 FTE
NAT-SIZE WCFS Redstone 306 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.