RAM Powergrip LS Clutch & Flywheel Kit – 12” x 1-1/8”-26 Spline – GM LS 6-Bolt – Part# 25-931

The RAM Powergrip LS Clutch & Flywheel Kit (25-931) is a complete performance upgrade designed for LS engine swaps, late-model GM platforms, and Tremec transmission conversions. Built around a 28 lb billet steel flywheel and 12” dual-sided Powergrip clutch, this kit provides crisp engagement, excellent pedal feel, and reliable holding power for street/strip builds up to 600 HP.

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Key Features

• Complete LS clutch + 28 lb billet steel flywheel package
• 12” x 1-1/8”-26 spline
• Diaphragm-style pressure plate
• 2800 lb clamp load
• Dual-sided disc:
• 900 Series metallic (performance bite)
• Organic facing (street smoothness)
• 5-spring helix hub for strength and smooth engagement
• Larger 12” surface area = better heat management + longer clutch life
• Ideal for LS swaps, LT swaps, and Tremec conversions
• Compatible with factory slave cylinders
• Includes pressure plate bolts and dowel pins
• For 600+ HP, upgrade to RAM 25-931HPG

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Vehicle Fitment

• 1998–2002 Camaro V8 – pairs with RAM 78165 hydraulic release bearing
• 2010–2015 Camaro SS – pairs with RAM 78180 hydraulic release bearing
• 1997–2013 Corvette – pairs with RAM 78170 hydraulic release bearing
• 1997–2015 GM LS “6-bolt” engine swaps
• Works with Tremec transmission conversions
• Compatible with factory slave cylinders

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Flywheel Specs

• Billet steel
• 168-tooth
• 28 lb
• LS 6-bolt crank pattern
• Flywheel bolt set: 528

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What’s Included

Kit consists of:

• RAM 1550 pressure plate
• RAM 98935 dual-sided metallic/organic disc
• RAM 490 bolt set
• Billet steel flywheel
• Alignment tool
• Dowel pins
• (Hydraulic release bearing sold separately)

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Why Choose RAM Powergrip

The Powergrip series is designed for high-performance street/strip builds that require stronger bite, better heat resistance, and extended durability. This kit combines drivability with serious holding power.

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Why Buy From Bowler Performance

• Authorized RAM distributor
• Fast shipping
• Real drivetrain tech support
• Trusted by hot rod, pro touring, and LS swap builders nationwide

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Part Number

25-931