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Quikshift Threaded Pin KitQuikshift Threaded Pin Kit(Reference #815-QSPINKIT)
FOR SKI-DOO TRA II, III & V CLUTCHES
  • Economical performance upgrade for faster acceleration
  • Two sizes to fit both high and low altitude applications
  • Coated steel pins
  • Up to 13 different weight combinations
  • Kits contain set of 3 pins, adjustment screws, cotter keys and instructions 


  • Threaded Pin Kit
    (Reference #815-503)
      $37.95
    4.5 to 9.5 GRAM (aluminum) 
    3 In Stock

    Threaded Pin Kit
    (Reference #815-504)
      $37.95
    10.5 to 15.5 GRAM 
    5 In Stock

    Threaded Pin Kit
    (Reference #815-505)
      $42.95
    14.3 to 20.1 GRAM 
    2 In Stock


    Heavy Adjustable Pin Kit(Reference #815-PINKIT)
    FOR SKI-DOO TRA CLUTCH
    Allows wide range of adjustment.  




    Heavy Adjustable Pin Kit
    Adjustable Pin Kit
    (Reference #815-501)
      $30.95
    Instruction Sheet
    13.6 to 18.6 GRAM 
    2 In Stock

    Adjustable Pin Kit
    (Reference #815-502)
      $30.95
    Instruction Sheet
    11.2 to 16.2 GRAM 
    3 In Stock


    TRA Retainer ClipsTRA Retainer Clips(Reference #725-415)
    Holds clutch buttons in place during assembly and dis-assembly. Set of 3 

    6 In Stock
      $14.95


    Thunder Shift Rollers - Ski Doo TRAThunder Shift Rollers - Ski Doo TRA(Reference #TSR)
  • FOR SKI-DOO TRA CLUTCHES
  • Great tuning component for stock TRA arms or Thunder Shift Arms
  • Rollers are heat treated, bushed and ISR stock legal
  • Two sizes for fine tuning. 1mm oversize (12.5 grams each) or 2mm oversize (15.5 grams each). Stock Ski-Doo rollers are 10.0 grams.
  • Sold in sets of 3 


  • TSR0 Rollers
    (Reference #TSR-0)
      $75.95
    Standard Size 
    3 In Stock

    TSR1 Rollers
    (Reference #TSR-1)
      $75.95
    1mm Oversize 
    0 In Stock

    TSR2 Rollers
    (Reference #TSR-2)
      $75.95
    2mm Oversize 
    7 In Stock


    Thunder Shift Rollers - Yamaha(Reference #TSR-Y)
    FOR YAMAHA CLUTCHES
  • Tuning component for stock clutches or when using Heavy Hitter Arms.
  • Hardened steel rollers are bushed and ISR stock legal.
  • Smaller size increase force of cam arms, larger size decreases force.
  • More economical than helixes with more consistent results.
  • Fits all late model Yamahas with 9mm ID (SRX, Viper, Venom, Rage, RX-1, Warrior, Vector, Mtn models and new 06 models)
  • Sold in sets of three with installation instructions.  




  • Thunder Shift Rollers - Yamaha
    YAR148 Rollers
    (Reference #YAR148)
      $75.95
    14.8mm 
    2 In Stock

    YAR158 Rollers
    (Reference #YAR158)
      $75.95
    15.8mm 
    1 In Stock


    Thunder Shift ArmsThunder Shift Arms(Reference #TSA)
  • FOR SKI-DOO TRA II, TRA III AND TRA V CLUTCHES
  • Patented weight distribution method is designed to “get the power to the ground”
  • ISR stock legal with no clutch machining required & allows full use of clicker adjustments
  • Bushed aircraft billet aluminum arms are up to 5 times stronger than stock
  • Gram weight matched sets available in two sizes to fit all engines. Standard weight (similar to stock) and light weight which is 7 grams lighter than standard
  • Fully adjustable in low and mid range, optional threaded pins allow top end tuning
  • Better acceleration and faster backshift for unequaled performance
  • Full fastener kit allows adjustment resolution down to 0.4 grams, like having hundreds of ramp profiles to get the perfect shift curve
  • Sold in set of 3 arms with tuning fasteners and easy to understand tuning manual 


  • Thunder Shift Arms
    (Reference #TS-290)
      $275.95
    TRA - Light (top photo) 
    6 In Stock

    Thunder Shift Arms
    (Reference #TS-295)
      $275.95
    TRA - Std (bottom photo) 
    3 In Stock

    Thunder Shift Arms
    (Reference #TS-395)
      $275.95
    TRA III 
    2 In Stock

    Thunder Shift Arms
    (Reference #TS-495)
      $284.95
    TRA V (steel arms) 
    2 In Stock


    Wide Range Thunder Shift Pin Kit(Reference #200-933)
  • Offers the widest range of pin weight combinations on the market
  • One kit allows pin weight adjustment from 3.8 to 25 grams
  • .2 to .4 gram increments allows tuning any engine at any altitude
  • Great addition to Heavy Hitter TRA Arms for maximum performance
  • Fits TRA II, III or V clutches
  • Kit includes 6 pins, fasteners, wrenches, installation instructions and tuning guide  

    4 In Stock
      $94.95

  • Wide Range Thunder Shift Pin Kit


    Ski-Doo Ramps(Reference #SD-RAMP)
    Sold per set 




    Ski-Doo Ramps

    TRA 2 Ramps

    Sold per set.

    Ski-Doo Ramp
    (Reference #950-001)
      $94.95
    Compares to 297 
    0 In Stock

    Ski-Doo Ramp
    (Reference #950-002)
      $94.95
    Compares to CF1 
    0 In Stock

    Ski-Doo Ramp
    (Reference #950-003)
      $94.95
    Compares to 280 
    0 In Stock

    Ski-Doo Ramp
    (Reference #950-004)
      $94.95
    Compares to PX 
    4 In Stock


    TRA 3 / TRA 5 Ramps

    Sold per set

    Ski-Doo Ramp
    (Reference #950-015)
      $94.95
    Compares to 414 
    0 In Stock

    Ski-Doo Ramp
    (Reference #950-016)
      $94.95
    Compares to 427 
    1 In Stock

    Ski-Doo Ramp
    (Reference #950-017)
      $94.95
    Compares to 410 
    2 In Stock

    Ski-Doo Ramp
    (Reference #950-011)
      $94.95
    Compares to 412 
    1 In Stock

    Ski-Doo Ramp
    (Reference #950-010)
      $94.95
    Compares to 419 
    0 In Stock

    Ski-Doo Ramp
    (Reference #950-012)
      $94.95
    Compares to 433 
    0 In Stock


    TRA 3/TRA 5 Custom Ramps

    Sold per set.

    Ski-Doo Custom Ramp
    (Reference #950-013)
      $94.95
    Similar to 434 ramp, however #950-013 has a .040 laid down end to produce more mph. 
    0 In Stock

    Ski-Doo Custom Ramp
    (Reference #950-005)
      $94.95
    Aggressive trail ramp for 600, 800, 800 HO
    Use with #200-938 spring for best results on 800  
    1 In Stock

    Ski-Doo Custom Ramp
    (Reference #950-006)
      $94.95
    Trail Upgrade ramp for 600, 800, 800 HO 
    2 In Stock

    Ski-Doo Custom Ramp
    (Reference #950-007)
      $94.95
    Drag race ramp for 1000 Mach Z 
    0 In Stock

    Ski-Doo Custom Ramp
    (Reference #950-008)
      $94.95
    Trail upgrade ramp for 1000 Mach Z
    Use with #200-925 spring for best results  
    1 In Stock

    Ski-Doo Custom Ramp
    (Reference #950-014)
      $107.00
    Dalton DTR-1 Ramp
    Performance ramp for 1000 Mach Z  
    0 In Stock


    Dalton Pro Ultimate Stainless TRA PinsDalton Pro Ultimate Stainless TRA Pins(Reference #815-506)
  • Heat Treated 17 - 4 stainless outer housing is high strength and precision CNC machined for exact fit and ultra smooth, hard, corrosion free surface. Some other heavy pins are made from exotic metals that are brittle, have poor machinability and surface finish and cause excessive wear on the roller bushings.
  • Weight adjustable 14.5 to 25 grams! With these pins the weight is alway centralized for balance and not loaded to one end.
  • Fully clicker adjustable! Many adjustable pins above 21g must remain in #4 or higher for clearance of the governor cup. Dalton Pro Ultimate Stainless pins can be use in ANY CLICKER POSITION allowing much more flexibility when clutch tuning. 

    12 In Stock
      $109.95


  • Optional SHD Insert For 27 Gram(Reference #815-507)
      $59.95

    2 In Stock


    This in an Optional SHD Insert for 27 gram on above pins. Set of 3. 

    Dalton Pro Midweight TRA Pins(Reference #815-510)
    The mid-weight pins are manufactured from high quality billet alloy steel and through hardened and tempered to our specifications. Adjustable from 14.5 to 20.4 grams and they can be used in any clicker position. A new level of quality and adjustability for pins in this price range. 

    8 In Stock
      $31.95

    Dalton Pro Midweight TRA Pins


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