Samkrg Pistons & Rings

What Samkrg Pistons & Rings does

Samkrg Pistons & Rings Limited is a Hyderabad-headquartered, BSE-listed (Scrip code 520075) B2B manufacturer of precision-engineered pistons, piston rings, and piston pins for internal combustion engines. Founded in March 1985 with a foundational technical collaboration from Cheng Shing Piston Co. Ltd (Taiwan), the company operates four specialized manufacturing plants — two at Bonthapally near Hyderabad and two near Visakhapatnam seaport — producing pistons in diameters from 35mm to 130mm, piston rings (cast iron, nodular/ductile/KV1, IKA, malleable martensite, and steel) from 40mm to 130mm, and alloy-steel piston pins from 10mm to 45mm. The product range spans gasoline and diesel engines for two-wheelers, three-wheelers, four-wheelers, tractors, light commercial vehicles, and stationary engines, with surface treatments including tin plating, graphite and moly coatings, hard anodizing, chrome plating, gas nitriding, PVD, and ceramic coatings. The company is certified to IATF 16949:2016, ISO 9001, ISO 14001:2015, and ISO 45001, and achieved BS VI emission-norm compliance for both pistons and rings in April 2018.

The company's revenue model is a hybrid of direct OEM supply contracts and aftermarket distribution. Domestically, it supplies Honda, Bajaj, TVS, Royal Enfield, Hero MotoCorp, Mahindra, Piaggio (Vespa), VST Tillers, Knorr-Bremse, and other Indian OEMs, evidenced by long-tenured quality awards (TVS Best QCD Vendor for 3 consecutive years, Bajaj Quality Award Gold in 2019-20, multiple Honda supplier awards). Internationally, it exports pistons and rings to over 15 named customers and 24+ countries (Russia, South Korea, Japan, Brazil, Germany, France, Italy, UK, Australia, Dubai, Bangladesh, Vietnam, etc.), and runs a separate aftermarket channel covering all Indian states and overseas replacement markets. Q3 FY2025 (quarter ended December 2025) revenue stood at Rs 66.46 crore, up 15.06% YoY, with an operating profit margin of 12.58% and standalone net profit of Rs 1.54 crore (down 31.25% YoY). Annual piston assembly capacity is 14.10 million units and piston ring capacity 36 million units, with incremental additions of 1.0 million and 3.0 million units respectively planned for 2024-25.

Ownership is concentrated in the founding Saripalli family, with Saripalli Karunakar as Chairman & Managing Director since 1998, Saripalli Kishore as Whole-time Director, and Monish Saripalli (Mechanical Engineering graduate, joined 2016) as Executive Director; the Board includes three Independent Directors appointed between 2019 and 2025. The company became debt-free in March 2004 and currently ranks among SEBI's Top 2000 listed entities by market capitalization. The leadership and capacity signals point to a steady, family-led operator focused on incremental technology upgrades and incremental capacity additions rather than transformational pivots, with no disclosed AI/digital or EV-adjacent strategy in the source data.

Name

Samkrg Pistons & Rings

Legal name

SAMKRG PISTONS AND RINGS LIMITED

Website

http://www.samkrgpistonsandrings.com/

Company type

Public

Founded year

1985

Operating status

Operating

Headcount range

101–250 employees

Short description

Samkrg Pistons & Rings is a Hyderabad-based B2B manufacturer of precision pistons, piston rings, and piston pins for two-wheeler, three-wheeler, four-wheeler, and tractor OEMs. Founded in 1985 and BSE-listed, it operates four specialized plants, supplies major Indian and international OEMs, and exports to 24+ countries.

Ownership category

akta.pro rank

Product category

Automotive Engine Components Manufacturing

NAICS

Motor Vehicle Gasoline Engine and Engine Parts Manufacturing (33631), Motor Vehicle Gasoline Engine and Engine Parts Manufacturing (336310), Motor Vehicle Parts Manufacturing (3363)

SIC

Motor Vehicle Parts & Accessories (3714), Motorcycles, Bicycles & Parts (3751)

akta.pro primary industry

Cylinder Heads, Blocks & Rotating Assemblies Machining/Rebuild Services (TLAKALAG)

Keywords

• Automotive piston manufacturing
• Piston ring production
• Piston pin manufacturing
• Engine component OEM supply
• Aftermarket automotive parts

Headquarters

HQ city

Hyderabad

HQ country

India

HQ region

Asia

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Infrastructure

Revenue model

1. OEM Sales: Direct supply of pistons, piston rings, and piston pins to original equipment manufacturers in the automotive industry. Revenue generated through long-term supply contracts with major two-wheeler, three-wheeler, and four-wheeler manufacturers.
2. Aftermarket Sales: Supply of replacement parts to domestic Indian market and export markets. Serves all states in India and exports to more than 24 countries for replacement market needs.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Samkrg Pistons & Rings manufactures and supplies pistons (35mm to 130mm diameter), piston rings (Cast Iron, Nodular/Ductile, IKA, Martensite Iron, Steel; 40mm to 130mm), and piston pins (10mm to 45mm) for gasoline and diesel internal combustion engines used in two-wheelers, three-wheelers, four-wheelers, tractors, and stationary engines. The company operates four specialized plants in India, supplies directly to OEMs under long-term contracts, and also serves the replacement aftermarket domestically and across 24+ export countries.

Product overview

Samkrg Pistons & Rings is an automotive components manufacturer producing a portfolio of three core product lines — Pistons (35mm to 130mm diameter, for gasoline and diesel I.C. Engines across 2-wheelers, 3-wheelers, 4-wheelers, tractors, and stationary engines), Piston Rings (Cast Iron, Nodular/Ductile, Steel, and IKA rings from 40mm to 130mm diameter, in multiple coatings including PVD, Ceramic, and Hard Chrome), and Piston Pins (10mm to 45mm alloy steel pins). Surface coating services (Tin plating, Graphite coating, Moly coating, Chrome Plating, Hard Anodising for pistons; Gas Nitrading, PVD, Ceramic, Chrome Plating for rings) are applied as value-adding processes to the core product lines. The company also supplies these as complete Piston Assembly (piston + rings + pins) systems.

Differentiator

Problem solved

Functional benefit

Products and services

• Pistons Automotive pistons manufactured from 35mm to 130mm diameter using eutectic and hyper eutectic Aluminum Alloy with Asymmetric and Symmetric profiles, for Gasoline and Diesel internal combustion engines used in scooters, motorcycles, cars, tractors, light commercial vehicles, and stationary engines. Available surface coatings include Tin plating, Graphite coating, Molycoating, Chrome plating, and Hard Anodising.
• Piston Rings Piston rings in Cast Iron, Nodular/Ductile (KV1), IKA (per DIN Standards), Malleable Martensite Iron, and Steel (per JIS Standards), ranging from 40mm to 130mm diameter with axial width 0.8mm to 3mm. Surface treatments include Gas Nitrading, PVD Coating, Ceramic (MFI) Coating, Hard Chrome Plating, Composite Cr Plating, Magnesium Phosphating, Zinc Phosphating, FerroX Coated, and TX-2 Spacer. Shapes include rectangular, wedge, key stone, and Napier profiles.
• Piston Pins Piston pins (gudgeon pins) manufactured from 10mm to 45mm diameter in various alloy steels, heat treated and super finished ground, connecting the piston to the connecting rod. Available in solid or hollow form, held by circlips, made from special hardened steel.
• Piston Assembly (Piston with Ring Assembly)

Quantifiable outcome

• Products designed for engines capable of going well over 100,000 miles under standard operating conditions
• +3 more outcomes

Named customers32 records

Segments5 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• Cheng Shing Piston Co. Ltd (Taiwan)coreTechnology or Integration · 1 March 1986Technical collaboration established in March 1986 with Cheng Shing Piston Co. Ltd from Taiwan for piston manufacturing technology. This partnership provided foundational technical expertise for the company's early operations and product development capabilities.

Scale indicators10 records

Recent moves15 records

Expansion highlights6 records

Direct peers

• Shriram Pistons & Rings Ltd: India-based manufacturer of pistons, piston rings, and engine components serving two-wheeler, three-wheeler, and four-wheeler OEMs. Closest domestic peer with directly overlapping product portfolio, customer base (Bajaj, Honda, TVS), and end-market exposure.
• IP Rings Ltd (formerly India Pistons): Indian manufacturer of piston rings and other engine components for automotive OEMs. Closely comparable in scale, geography, and product mix (rings and pistons), competing for similar Indian OEM and aftermarket business.
• Riken Corporation: Japanese specialty manufacturer of piston rings, cylinder liners, and valve seat inserts for global automotive OEMs. Direct functional competitor in piston rings with comparable Japanese engineering heritage and similar BS/Euro emission compliance expertise.
• NPR (Nippon Piston Ring Co., Ltd.): Japanese manufacturer specializing in piston rings and related engine components for automotive and motorcycle OEMs. Closely comparable product line and customer base (motorcycle OEMs globally) with overlapping technical standards and certifications.

Broad incumbents

• Mahle GmbH: German global leader in pistons, cylinder components, and engine peripherals for passenger cars and commercial vehicles. Directly comparable product category (pistons/rings) but vastly larger scale, broader OEM portfolio, and significant EV-transition R&D capability.
• Federal-Mogul (Tenneco): Global manufacturer of powertrain and sealing products including pistons, piston rings, and engine bearings serving automotive OEMs worldwide. Overlapping core product lines (pistons, rings) but as part of a much broader portfolio across multiple powertrain categories.
• Endurance Technologies Ltd: Indian auto components manufacturer producing aluminium die-castings, suspensions, brakes, and transmission parts for 2W and 4W OEMs. Comparable Indian-listed auto components peer serving similar customers (Bajaj, Honda, TVS) with broader product diversification.
• Rico Auto Industries Ltd: Indian manufacturer of automotive components including engine parts, transmission components, and aluminium die-castings. Comparable Indian-listed peer serving overlapping 2W/4W OEMs with a wider portfolio beyond pistons and rings.
• Bharat Forge Ltd: Indian listed auto component manufacturer with strong forging capabilities serving automotive and industrial OEMs globally. Comparable in scale and exchange listing; provides broader powertrain components rather than specializing in pistons/rings.
• Sundaram Fasteners Ltd: Indian listed manufacturer of high-precision automotive fasteners and components serving 2W/4W OEMs. Comparable Indian auto-component peer with overlapping customer base and exchange-listing profile, though product focus is fasteners rather than pistons/rings.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/sampistons
• Facebookfacebook.com/Samkrg-Pistons-and-Rings-254056568607704

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Samkrg Pistons & Rings