3 Pistons and Piston Rings Maker, Gear Shift and Electronics Supplier and Powertrain Components Producer Stocks With a Strong Future Roadmap: SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation

Piston, gear shift and powertrain stocks offer a focused view of a sector where demand keeps widening. SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation cover a pistons and piston rings maker, a gear shift and electronics supplier and a powertrain components producer.

This list covers three piston, gear shift and powertrain stocks with complete current figures: SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation. Every figure comes from the latest reported financials and the 23 October 2026 market close. Companies without complete current figures were left out.

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What Are Piston, Gear Shift and Powertrain Stocks?

Piston, gear shift and powertrain stocks are listed auto component makers that supply engine parts, gear shift systems and machined powertrain products to vehicle makers and industry. Their earnings depend on vehicle output, replacement demand and exports.

Piston, Gear Shift and Powertrain Stocks at a Glance

On valuation, Lumax Auto Technologies trades at a P/E below the industry P/E, while SPR Auto Technologies and Craftsman Automation trade above it, which reflects the growth the market already expects. Readers comparing piston, gear shift and powertrain stocks should look at return on equity and debt together, since a high return earned with low debt is easier to sustain. With the Q2 FY27 results season close, investors in piston, gear shift and powertrain stocks can use the coming numbers to test whether growth is holding.

Why Do Piston, Gear Shift and Powertrain Stocks Have a Strong Roadmap in India?

Piston, gear shift and powertrain stocks have a strong roadmap in India because a large vehicle fleet, richer vehicle electronics and engineering exports keep lifting orders for precision parts.

• Replacement demand. An ageing fleet needs engine parts.
• Vehicle electronics. Newer vehicles carry more control systems.
• Powertrain work. Machined parts serve cars, trucks and industry.

Why SPR Auto Technologies Features Among These Piston, Gear Shift and Powertrain Stocks

Among the piston, gear shift and powertrain stocks on this list, SPR Auto Technologies, earlier known as Shriram Pistons & Rings, makes pistons, piston rings, pins and engine parts for vehicles, tractors, stationary engines and the aftermarket.

Revenue rose from Rs 2,094 crore in FY22 to Rs 4,571 crore in FY26, a compound annual growth rate of 21.6%. Net profit grew from Rs 164 crore in FY22 to Rs 561 crore in FY26, which works out to a compound annual growth rate of 36.1%.

In the June 2026 quarter, revenue grew 51.2% year on year to Rs 1,499 crore, while net profit rose 9.5% to Rs 148 crore. The company has a return on equity of 19.1%, a debt to equity ratio of 0.68 and a market capitalisation of Rs 21,451 crore. The stock trades at a P/E of 37.3, above the industry P/E of 36.9.

Roadmap: The company supplies leading vehicle makers and sells through the aftermarket, which gives it a balanced customer mix. Expansion in engine components, along with new electric vehicle-ready products, supports future growth.

What to watch: Watch the original equipment demand trend and the share of aftermarket and exports in revenue.

Why Lumax Auto Technologies Features Among These Piston, Gear Shift and Powertrain Stocks

Among the piston ring maker shares on this list, Lumax Auto Technologies supplies gear shift systems, plastic components and electronics to two-wheeler and passenger vehicle makers, as part of the Lumax group.

In the June 2026 quarter, revenue grew 32.9% year on year to Rs 1,379 crore, while net profit rose 82.7% to Rs 98.6 crore. Revenue rose from Rs 1,521 crore in FY22 to Rs 4,917 crore in FY26, a compound annual growth rate of 34.1%.

Net profit grew from Rs 81.9 crore in FY22 to Rs 337 crore in FY26, which works out to a compound annual growth rate of 42.5%. The company has a return on equity of 23.0%, a debt to equity ratio of 1.02 and a market capitalisation of Rs 12,977 crore. The stock trades at a P/E of 34.0, below the industry P/E of 36.9.

Roadmap: The company is widening its product range and customer base, including electric vehicle programmes and new categories through joint ventures and acquisitions. Content per vehicle is rising as vehicles add more electronics and plastics, which helps its revenue per unit.

What to watch: Follow integration of new businesses and the pace of electric vehicle orders.

Why Craftsman Automation Features Among These Piston, Gear Shift and Powertrain Stocks

Among the three companies on this list, Craftsman Automation, based in Coimbatore, makes powertrain components, aluminium products and industrial and engineering products such as storage solutions and machine building.

The company has a return on equity of 11.8%, a debt to equity ratio of 1.11 and a market capitalisation of Rs 28,768 crore. The stock trades at a P/E of 61.9, above the industry P/E of 36.1.

Revenue rose from Rs 2,224 crore in FY22 to Rs 8,131 crore in FY26, a compound annual growth rate of 38.3%. Net profit grew from Rs 163 crore in FY22 to Rs 384 crore in FY26, which works out to a compound annual growth rate of 23.9%. In the June 2026 quarter, revenue grew 37.2% year on year to Rs 2,455 crore, while net profit rose 116.3% to Rs 151 crore.

Roadmap: The company is adding capacity across powertrain, aluminium and industrial divisions to serve customers in several sectors. A diversified base reduces dependence on any one product line.

What to watch: Follow capacity additions, aluminium division growth and demand from industrial customers.

SPR Auto Technologies vs Lumax Auto Technologies vs Craftsman Automation on Key Financials

The table below sets the three piston, gear shift and powertrain stocks side by side on revenue, profit and margin, using reported figures.

Lumax Auto Technologies posts the highest return on equity in this group at 23.0%. Craftsman Automation combines the largest FY26 revenue at Rs 8,131 crore with the fastest revenue growth, a 38.3% compound annual rate. A useful habit with piston, gear shift and powertrain stocks is to check each new quarterly result against the capacity plans the company described earlier.

The June 2026 quarter, the latest reported, gives a fresh read on momentum:

Key Risks to Check Before Investing in Piston, Gear Shift and Powertrain Stocks

Every theme carries risks that deserve a check before any decision. For these piston, gear shift and powertrain stocks, the main points are: Long-term piston ring maker shares holders usually track revenue growth, margins and cash flow side by side rather than relying on a single ratio.

• Vehicle cycles. Component orders follow vehicle production.
• Input costs. Aluminium and steel prices affect margins.
• Valuation levels. Some of these companies trade at high earnings multiples, so growth must continue to justify them.

Treat this list as a starting point for research and not as a recommendation. Read the latest results presentation, check the management commentary on order books or capacity plans, and compare each company with its peers before you decide anything.

Use the Univest Stock Screener to filter piston, gear shift and powertrain stocks by market capitalisation, P/E, ROE and growth, and build your own shortlist.

Final Thoughts on Piston, Gear Shift and Powertrain Stocks

Piston, gear shift and powertrain stocks reward patient research into demand, execution and financial strength. SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation each have a clear plan to grow. Based on the 23 October 2026 close, SPR Auto Technologies trades at Rs 4,334.6, Lumax Auto Technologies at Rs 1,807.7 and Craftsman Automation at Rs 10,488. Valuation matters as much as growth, so compare each company's P/E with its industry P/E before adding any of these piston, gear shift and powertrain stocks to a watchlist.

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What are piston, gear shift and powertrain stocks?

Ans. Piston, gear shift and powertrain stocks are listed auto component makers that supply engine parts, gear shift systems and machined powertrain products to vehicle makers and industry. Their earnings depend on vehicle output, replacement demand and exports. This list looks at three of them, SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation, using reported FY22 to FY26 financials and the 23 October 2026 closing prices.

Which piston, gear shift and powertrain stocks are covered in this list?

Ans. This list covers SPR Auto Technologies, Lumax Auto Technologies and Craftsman Automation. Based on the 23 October 2026 close, SPR Auto Technologies traded at Rs 4,334.6, Lumax Auto Technologies at Rs 1,807.7 and Craftsman Automation at Rs 10,488. Their return on equity ranges from 11.8% to 23.0%, and their revenue compound annual growth from FY22 to FY26 ranges from 21.6% to 38.3%.

Why do piston, gear shift and powertrain stocks have a strong future roadmap in India?

Ans. Piston, gear shift and powertrain stocks have a strong roadmap in India because a large vehicle fleet, richer vehicle electronics and engineering exports keep lifting orders for precision parts. The main drivers are as follows. Replacement demand. An ageing fleet needs engine parts. Vehicle electronics. Newer vehicles carry more control systems. Powertrain work. Machined parts serve cars, trucks and industry. Together these factors give the companies on this list a visible path for growth over the coming years.

How has SPR Auto Technologies performed financially?

Ans. Revenue rose from Rs 2,094 crore in FY22 to Rs 4,571 crore in FY26, a compound annual growth rate of 21.6%. Net profit grew from Rs 164 crore in FY22 to Rs 561 crore in FY26, which works out to a compound annual growth rate of 36.1%. In the June 2026 quarter, revenue grew 51.2% year on year to Rs 1,499 crore, while net profit rose 9.5% to Rs 148 crore. The company has a return on equity of 19.1%, a debt to equity ratio of 0.68 and a market capitalisation of Rs 21,451 crore. The stock trades at a P/E of 37.3, above the industry P/E of 36.9. Looking ahead, the company supplies leading vehicle makers and sells through the aftermarket, which gives it a balanced customer mix. Expansion in engine components, along with new electric vehicle-ready products, supports future growth.

How has Lumax Auto Technologies performed financially?

Ans. Revenue rose from Rs 1,521 crore in FY22 to Rs 4,917 crore in FY26, a compound annual growth rate of 34.1%. Net profit grew from Rs 81.9 crore in FY22 to Rs 337 crore in FY26, which works out to a compound annual growth rate of 42.5%. In the June 2026 quarter, revenue grew 32.9% year on year to Rs 1,379 crore, while net profit rose 82.7% to Rs 98.6 crore. The company has a return on equity of 23.0%, a debt to equity ratio of 1.02 and a market capitalisation of Rs 12,977 crore. The stock trades at a P/E of 34.0, below the industry P/E of 36.9. Looking ahead, the company is widening its product range and customer base, including electric vehicle programmes and new categories through joint ventures and acquisitions. Content per vehicle is rising as vehicles add more electronics and plastics, which helps its revenue per unit.

How has Craftsman Automation performed financially?

Ans. Revenue rose from Rs 2,224 crore in FY22 to Rs 8,131 crore in FY26, a compound annual growth rate of 38.3%. Net profit grew from Rs 163 crore in FY22 to Rs 384 crore in FY26, which works out to a compound annual growth rate of 23.9%. In the June 2026 quarter, revenue grew 37.2% year on year to Rs 2,455 crore, while net profit rose 116.3% to Rs 151 crore. The company has a return on equity of 11.8%, a debt to equity ratio of 1.11 and a market capitalisation of Rs 28,768 crore. The stock trades at a P/E of 61.9, above the industry P/E of 36.1. Looking ahead, the company is adding capacity across powertrain, aluminium and industrial divisions to serve customers in several sectors. A diversified base reduces dependence on any one product line.

What risks should investors check before buying piston, gear shift and powertrain stocks?

Ans. Investors should check a few risks before buying piston, gear shift and powertrain stocks. Vehicle cycles. Component orders follow vehicle production. Input costs. Aluminium and steel prices affect margins. Valuation levels. Some of these companies trade at high earnings multiples, so growth must continue to justify them. Reading the latest results presentation and comparing each company with its peers helps judge how these risks apply to each stock.

Is this list of piston, gear shift and powertrain stocks investment advice?

Ans. No. This article is educational and uses publicly available data as of the 23 October 2026 close. Please verify figures on NSE and BSE, read company filings and consult a SEBI registered adviser before investing. Univest is SEBI registered research analyst INH000013776.