Madras Engineering Industries, founded
in 1966 by Mr E.K.Parthasarathy,
began production of Manual Slack
Adjuster components in 1982. In 1999
the first Automatic Slack Adjusters
were produced. From foundation the
focus has been on becoming a world
class supplier to the Original Equipment
& Replacement markets. Our patented
self-adjusting automatic slack adjuster
is now supplied to many of the world’s
leading OEM and the Parthasarathy
family still own and run the
MEI research centre at Maraimalai
Nagar site is a world class R&D facility.
A full suite of test rigs and
environmental chambers is
complemented by our Link
Dynamometer and Fatigue Rigs.
We can complete the full SAE J1462
test procedure in house and are
constantly benchmarking our products
to SAE and ECE R-13 standards
Purpose built in 2013, our foundry at
Pillaipakkam employs Disamatic
moulding lines and robotic handling
to produce 700 MPa strength SG Iron
with over 5% elongation.
Our foundry ensures supply of the
400 tonnes of cast housings
we require each month.
Vertical integration is key to our
philosophy. As well as our own cast
housings, we produce all critical
components in house at our Ambattur
site. Special purpose horizontal
machining centres ensure that
housing machining is controlled
in-house at our assembly facilities
at Maraimalai Nagar and
Our seven station no fault forward
assembly lines allow full flexibility and
can accommodate single piece build of
over 600 different part numbers.
As well as use of Poka-Yoke systems
our staff are trained in Six Sigma for
All parts go through end of line test
routines to ensure 100% reliability.
We supply to OEMs and aftermarket
stockists in more than 60 countries
worldwide. Main stockholding is in
our United Kingdom warehouse and
our experienced technical sales
and logistics team can ensure
prompt delivery around the globe.
With extensive industry experience
our sales team offers field assistance,
installation advice, training and
after-sales support. Our aim is to
offer an unrivalled service to Fleets
in support of our Distributors.