Randy's Transmissions

The valve body is flat sanded to our tolerances. We install Sonnax billet accumulators proven to prevent bore wear and provides unsurpassed sealing qualities, Sonnax accumulator plate cover with 3 additional bolts eliminating plate blowout, SSV is reamed...

This is a MUST for any truck that has a 68-RFE or Aisin AS69RC transmission or the Dodge HEMI with 545RFE, 65RFE, or 66RFE Transmissions in it.  Dodge intended the OE part to force the transmission to warm up faster, the reality is this bypass valve...

Randy's Best selling Transmission!Capable of 750hp Max and requires transmission Tuning to run the best.  Same transmission as seen in Randy's Red Delicious!Highlights:Babymaker1000 valve bodySonnax billet accumulators and cover providing 3...

Babymaker1000 valve bodybillet accumulators and cover providing 3 additional boltsBonded gasket plateHD billet channel plateTransgo SSV valvesOE solenoid blockRevmax XR input drum2c power-packed with billet pistonTCS Low/Reverse Sprag updateHD Cast...

Randy's Transmissions own tailored DIY Stage 2 47RE Builder Kit is now available.  Includes:Randys Triple Lock Torque ConverterSonnax or TCS Billet Input Shaft with billet pistonGPZ Clutches and SteelsBorg Warner overdrive direct clutchesH/D...

Randy's Transmission's new DIY Stage 2 68RFE Transmission Kit including the BabyMaker 1000 Valve Body.  Upgrade your weak factory 68RFE with the parts you need to put that power to the ground and tow your toys without issues.Includes:Includes...

The valve body is flat sanded to our tolerances. We install Sonnax billet accumulators proven to prevent bore wear and provides unsurpassed sealing qualities, Sonnax accumulator plate cover with 3 additional bolts eliminating plate blowout, SSV is reamed...

Tired of your 47re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 1 47RE Crate Transmission.  Capable of 450hp at the max, for those needing to freshen up their 1994-1998 Dodge Cummins 47RE, this...

Randy's Most Popular Build for the 47RE. Tired of your 47re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 2 47RE Crate Transmission.  Capable of 650hp at the max, for those needing to freshen...

Tired of your 47re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 3 47RE Crate Transmission.  Capable of 1000hp at the max, for those wanting an all out daily driver, capable of pulling a sled...

This is the same transmission as in our 2000hp Daily Driver 2006 9.4 @150.77 second 7640lb Dually,Also backing up Master Shredder and propelling it into a 8.8 second ¼ mile run @157mph during the UCC.And same internals as our record shattering run...

Tired of your 48re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 1 48RE Crate Transmission.  Capable of 450hp at the max, for those needing to freshen up their 2003-2007.5 Dodge Cummins 48RE,...

Randy's Most Popular 48RE Build! Tired of your 48re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 2 48RE Crate Transmission.  Capable of 650hp at the max, for those needing to freshen up...

Tired of your 48re slipping, need it to handle more power?  Randy's Transmissions has you covered with their Stage 3 48RE Crate Transmission.  Capable of 1000hp at the max, for those wanting a narly daily driver, capable of pulling a sled and...

This is the same transmission as in our 2000hp Daily Driver 2006 9.4 @150.77 second 7640lb Dually,Also backing up Master Shredder and propelling it into a 8.8 second ¼ mile run @157mph during the UCC.And same internals as our record shattering run...

Destroyed your stock 68RFE?  Have a cracked housing?  Randy's Transmission has fully stock Crate Transmissions for you!Highlights:Stock build, stock trucks onlyComplete OE rebuild kit with pistonsRebuilt Torque ConverterNew solenoid block OENew...

Looking to upgrade that weak factory 68RFE?  Want something more capable of holding some power and helping with your towing?  Than the Randy's Transmissions Stage 1 68RFE is a perfect choice.  Capable of 500hp Max, it will solve that weak...

Extreme 68RFE. Capable of 900hp Max and requires transmission Tuning to run the best.Highlights:Babymaker1000 valve bodySonnax billet accumulators and cover providing 3 additional boltsBonded gasket plateDNJ billet channel plateTransgo SSV valvesOE...

Randy's Full AS69RC Build for your Cab & Chassis and 3500 Dodge Cummins Trucks.  Up to 600hp Max capable.Highlights:Billet FlexplatePaper and rubber kitHeavy duty GPZ clutch kitCustom valve bodyHeavy duty billet 5 disk converter 3 week...

Randy's Full AS69RC Build for your Cab & Chassis and 3500 Dodge Cummins Trucks.  Up to 1000hp Max capable.Highlights:Billet FlexplateK3 billet drumK2 & K3 billet pistonsK2 billet clutch hubPaper and rubber kitHeavy duty GPZ clutch...

For the DIYer, Randy's offers a complete 68RFE Transmission Rebuild kit with everything you need to take your 68 from stock to capable of performing the way it should!

Randy's Full Allison 1000 Stage 1 Build for trucks up to 500hp MaxHighlights:Raybestos C-3 and C-4 packs with additional clutch countBillet Torque ConverterModified lock up valveTransgo Trim ValvesNew bonded pistonsNew c-1 and c-2 clutchesNew...

Randy's Full Allison 1000 Stage 2 Build for trucks up to 725hp MaxHighlights:Raybestos C-3 C-4 Torque kit custom machined pressure platesLML style pistons and return springsRaybestos C-1, C-2 Torque kitRatio Tek pressure upgradesTransgo trim valvesNew...

Randy's Full Allison 1000 Stage 3 Build for trucks up to 900hp MaxHighlights:Raybestos C-3 C-4 Torque kit custom machined pressure platesLML style pistons and return springsRaybestos C-1, C-2 Torque kitRatio Tek pressure upgradesTransgo trim valvesNew...

Randy's Full Allison 1000 Stage 4 Build for trucks up to 900hp+ MaxHighlights:Raybestos C-3 C-4 Torque kit custom machined pressure platesLML style pistons and return springsRaybestos C-1, C-2 Torque kit  Ratio Tek pressure...

Randy's Stage 1 4R100 Built Transmission, for 450hp Max builds.Highlights:Raybestos GPZ clutchesTransgo-2 shift kitGasket and seal kitBillet Torque ConverterNon PWM converted pumpMachined center support prevents bearing failure3 week average build time

Randy's Stage 2 4R100 Built Transmission, for 550hp Max builds.Highlights:Transgo-2 shift kitGasket and seal kitBillet Input ShaftBillet Torque ConverterNon PWM converted pumpMachined center support prevents bearing failureLong spline forward drum3 week...

Randy's Stage 3 4R100 Built Transmission, for 700hp Max builds.Highlights:Transgo-2 shift kitGasket and seal kitBillet Input ShaftBillet Torque ConverterNon PWM converted pumpMachined center support prevents bearing failureLong spline forward drum3 week...