Core Shifter w/ chrome stick for GM C/K 1500 truck : 1988-1992

Short throw shifter kit for OE replacement on 5 speed manual trans in:

  • 1988-1992 Chevrolet & GMC C/K 1500 full-size trucks - except diesel
    • Also fits C/K 2500 w/ GVWR below 8500 lb - except diesel
      • Does NOT FIT optional HD trans (RPO MT8, cast iron case)

Only fits Getrag Muncie HM290 (1988) & 5LM60 (1989-1992) manual trans specific to these models & years - aluminum case

  • Sometimes confused with subsequent NV3500 - did not exist before 1993
  • Does NOT FIT HD trans (cast iron case), diesel or 2500 HD (GVWR > 8500), newer models, S10, or any other model; NOT for custom use
  • Base configured for transmission receptacle height of 7/8" - 1 1/4" as original to these models
    • Replaces GM #08678461; 08672452; 23049538
    • IF your transmission has been serviced, it MAY REQUIRE A DIFFERENT BASE. If you install the wrong one it will not work properly and could cause damage. To confirm height, remove shifter base and measure transmission as shown in last pic

Available in three knob heights:

  • For trucks w/ stock body frame bushings (no spacers):
    • 3" lower than stock (default); compare to discontinued Hurst #3910120
      • chrome stick #0292, 18" from base flange to top of knob; 35% throw reduction
    • 1" higher than stock; NOT for use w/ body lift
      • chrome stick #0295, 22" from base flange to top of knob; 22% throw reduction
  • For trucks w/ aftermarket body lift (frame spacers) = taller stub:
    • 2" higher than stock
      • chrome stick #0295; 23" from base flange to top of knob; 16% throw reduction

Kit includes chrome stick, classic knob, base assembly w/ lower pivot cup, mounting hardware, dust cover boot, floor boot adapter grommet, and installation instructions. The base is built by Core Shifters using proven components inside a custom housing:

  • High-strength billet steel gear selector stub
  • Hardened steel cross-pin & stainless steel fulcrum pivot ring
  • Self-centering cross-gate bias springs with heat treated spring seats
  • Glass-reinforced polyamide fulcrum socket with steel wear clips
  • Rubber oil control seal with steel retaining ring
  • Extruded aluminum housing with Spirolox steel support ring
  • CNC-machined billet aluminum base
  • Laser-cut steel lid

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