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6.2L Hellcat / Trackhawk / TRX Transmission Upgrades

Transmission Upgrades for the 6.2L Hellcat / Trackhawk / TRX The 6.2L Hellcat family features a supercharged Gen III Hemi engine known for its extreme power output, ranging from 707 to 840 horsepower. Found in vehicles like the Challenger Hellcat, Charger Hellcat, Jeep Trackhawk, and Ram TRX, these engines demand transmission components that can handle intense torque and boost pressures without compromise. In this collection, you’ll find transmission upgrades specifically engineered to support the high-output nature of the Hellcat platform. From heavy-duty clutches and torque converters to reinforced gear sets and shift kits, these parts improve reliability, shift quality, and overall drivetrain capability under extreme conditions. Proper transmission upgrades help you maximize power delivery while protecting your investment during aggressive street driving or track use. Key transmission upgrade options include: - Heavy-duty clutch assemblies and plates - Upgraded torque converters for better lockup - Reinforced internal gears and shafts - Performance shift kits for quicker, firmer shifts - Cooling components to manage transmission heat Shop 6.2L Hellcat / Trackhawk / TRX transmission upgrades at FastHemis.
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45 Results

Ram Clutches Concept 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
Ram Clutches Concept 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
usa

RAM Clutches Concept 10.5 Twin Disc Clutch Kit (Organic): Dodge Challenger (08-23)

RAM Clutches

Regular price $1,379.00 $1,149.00 17% off

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Driveshaft Shop 1-Piece 4" Aluminum Driveshaft: Dodge Charger 6.2L SRT Hellcat 2015 - 2023
Driveshaft Shop 1-Piece 4" Aluminum Driveshaft: Dodge Charger 6.2L SRT Hellcat 2015 - 2023
usa

Driveshaft Shop 1-Piece 4" Aluminum Driveshaft: Dodge Charger 6.2L SRT Hellcat 2015 - 2023

Driveshaft Shop

Regular price $1,260.23 $1,247.98 1% off

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Mantic Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023 (5.7L Hemi, 6.1L SRT8, 6.4L SRT & Scat Pack, 6.2L SRT Hellcat)
Mantic Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023 (5.7L Hemi, 6.1L SRT8, 6.4L SRT & Scat Pack, 6.2L SRT Hellcat)

Mantic Twin Disc Clutch Kit w/ Flywheel: Dodge Challenger (08-23) 5.7L Hemi / 6.1L SRT8 / 6.4L SRT

Mantic Clutch

Regular price $3,007.00 $2,685.00 11% off

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Driveshaft Shop 1-Piece 4" Aluminum Driveshaft: Dodge Challenger 5.7L Hemi / 6.4L 392 / 6.2L SRT Hellcat w/ Manual Transmission 2015 - 2023
Driveshaft Shop 1-Piece 4" Aluminum Driveshaft: Dodge Challenger 5.7L Hemi / 6.4L 392 / 6.2L SRT Hellcat w/ Manual Transmission 2015 - 2023
usa
Ram Clutches Clutch Pedal Height Adjuster Kit: Dodge Challenger 2008 - 2023 (Fits ALL Manual Transmission Models)
Ram Clutches Clutch Pedal Height Adjuster Kit: Dodge Challenger 2008 - 2023 (Fits ALL Manual Transmission Models)
usa

RAM Clutches Pedal Height Adjuster Kit: Dodge Challenger (08-23) Manual Transmissions

RAM Clutches

Regular price $298.00 $198.00 34% off

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Ram Clutches Billet Aluminum Flywheel: Dodge Challenger 2008 - 2023 (Fits ALL Hemi models, Including Hellcat)
Ram Clutches Billet Aluminum Flywheel: Dodge Challenger 2008 - 2023 (Fits ALL Hemi models, Including Hellcat)
usa

RAM Clutches Billet Aluminum Flywheel (FRONT): Dodge Challenger HEMI (08-23) - Silver

RAM Clutches
5.0 (1)

Regular price $669.00 $469.00 30% off

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Ram Clutches Concept 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
Ram Clutches Concept 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
usa

RAM Clutches Concept 10.5 Twin Disc Clutch Kit (Metallic): Dodge Challenger (08-23)

RAM Clutches

Regular price $1,739.00 $1,449.00 17% off

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ACT Alignment Tool: Fits Most Dodge Challenger Models (2008-2019)
ACT Alignment Tool: Fits Most Dodge Challenger Models (2008-2019)

ACT Alignment Tool: Fits Most Dodge Challenger Models (2008-2019)

ACT

Regular price $8.00 $6.00 25% off

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ACT Twin Disc HD Street Clutch Kit: Dodge Challenger (08-23)
ACT Twin Disc HD Street Clutch Kit: Dodge Challenger (08-23)

ACT Twin Disc HD Street Clutch Kit: Dodge Challenger (08-23)

ACT

Regular price $2,212.00 $1,792.00 19% off

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Mantic Triple Disc Clutch Kit: Dodge Challenger 2008 - 2023 (5.7L Hemi, 6.1L SRT8, 6.4L SRT & Scat Pack, 6.2L SRT Hellcat)
Mantic Triple Disc Clutch Kit: Dodge Challenger 2008 - 2023 (5.7L Hemi, 6.1L SRT8, 6.4L SRT & Scat Pack, 6.2L SRT Hellcat)

Mantic Triple Disc Clutch Kit w/ Flywheel: Dodge Challenger (08-23) 5.7L-6.2L SRT

Mantic Clutch

Regular price $3,987.00 $3,560.00 11% off

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Driveshaft Shop 1-Piece 3.5" Aluminum Driveshaft (Rear): Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021
Driveshaft Shop 1-Piece 3.5" Aluminum Driveshaft (Rear): Jeep Grand Cherokee 6.2L Trackhawk 2018 - 2021
usa

Driveshaft Shop 1-Pc 3.5" Aluminum Driveshaft (REAR): Jeep Grand Cherokee (18-21) Trackhawk

Driveshaft Shop

Regular price $1,400.73 $1,301.46 7% off

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Ram Clutches Force 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
Ram Clutches Force 10.5 Twin Disc Clutch Kit: Dodge Challenger 2008 - 2023
usa

RAM Clutches Force 10.5 Twin Disc Clutch Kit (Metallic): Dodge Challenger (08-23)

RAM Clutches

Regular price $1,995.00 $1,795.00 10% off

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Durable Transmission Upgrades for the 6.2L Hellcat / Trackhawk / TRX Supercharged Hemi

The 6.2L Hellcat family’s supercharged Gen III Hemi engines deliver extreme torque and horsepower, demanding transmission components that can withstand intense power delivery. Whether you drive a Challenger Hellcat, Jeep Trackhawk, or Ram TRX, upgrading your transmission is essential to maintain reliability and performance under aggressive driving conditions.

Why Transmission Upgrades Are Critical for the 6.2L Hellcat Platform

The Hellcat’s factory transmission is engineered for high torque, but pushing beyond stock power levels or aggressive driving can expose weaknesses in clutch packs, torque converters, and internal gears. Upgrading these components improves durability and shift quality, helping prevent premature wear or failure.

  • Heavy-duty clutch assemblies handle increased torque loads
  • Reinforced gear sets improve drivetrain strength
  • Upgraded torque converters optimize lockup and power transfer
  • Performance shift kits deliver quicker, firmer shifts

How Transmission Cooling Enhances Reliability for Supercharged Hellcats

Heat is the enemy of transmission longevity, especially in supercharged applications where torque spikes and sustained load generate excessive temperatures. Adding or upgrading transmission cooling components helps maintain optimal operating temperatures, reducing wear and preventing overheating during spirited street or track use.

Choosing the Right Transmission Upgrades for Your 6.2L Hellcat, Trackhawk, or TRX

Selecting transmission upgrades tailored to your vehicle’s power level and driving style ensures balanced performance and reliability. Whether you need heavy-duty clutches for street and strip use or reinforced internal components for extreme builds, FastHemis offers a range of parts designed specifically for the Hellcat platform’s demands. Shop our 6.2L Hellcat / Trackhawk / TRX transmission upgrades to protect your drivetrain and maximize power delivery.

SELECT YOUR VEHICLE