4L80E Master Rebuild Kit: Raybestos vs ATI vs RPM Compared

Three brands lead the 4L80E rebuild kit market: Raybestos for friction quality, ATI for race-proven HD, and RPM for performance value. Here is the comparison.

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Doing the whole job? 4L80E Master Rebuild Kit - Frictions & Steels, Gaskets & Seals, Filter, Shift Kit, Servo, Solenoids (6-Piece) — $246.99 $259.99 (save 5% vs buying separately)

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4L80E Master Transmission Rebuild Kit 1991-2013 - Transtec
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4L80E Master Transmission Rebuild Kit 1991-2013 - Transtec
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What a 4L80E master kit includes

  • All friction discs (forward, direct, intermediate, OD)
  • All steel separator plates
  • All sealing rings (Teflon and rubber)
  • All gaskets and O-rings
  • Pan filter
  • Bushings (pump, output, intermediate)
  • Some kits: bands, snap rings

Raybestos Powertrain master kit

What you get:

  • Raybestos Graphitic frictions
  • OE-grade steel kit
  • Master gasket and seal set
  • Bushing kit
  • Filter

    • Strengths:

  • Best friction material in the industry
  • Multiple stages available (Stage 1-3)
  • Most popular pro choice
  • Outstanding heat tolerance

    • Cost:

  • Stage 1: $300-$450
  • Stage 2: $400-$600
  • Stage 3: $500-$750

    • Best for:

  • Daily driver to HD tow
  • Pro shop work
  • Quality-focused builds

    • ATI HD master kit

    What you get:

  • ATI HD frictions (race-proven)
  • HD steel kit
  • ATI master gasket and seal set
  • HD bushings
  • Filter
  • HD reverse band

    • Strengths:

  • Race-tested for drag/street builds
  • HD calibration baked in
  • ATI reputation for HP applications
  • Backed by ATI warranty

    • Cost:

  • $500-$800

    • Best for:

  • Performance street builds
  • Drag race trucks
  • 500+ HP applications

    • RPM HD master kit

    What you get:

  • RPM HD frictions
  • HD steel kit
  • Master gasket and seal set
  • Bushings
  • Filter
  • RPM shift kit pieces (some kits)

    • Strengths:

  • Cost-effective HD option
  • RPM ecosystem fit (their converters/parts)
  • Solid quality for value
  • Good for HD tow rigs

    • Cost:

  • $400-$650

    • Best for:

  • HD tow rigs (under 700 HP)
  • Cost-quality balance
  • RPM converter buyers

    • Head-to-head comparison

    Best friction:

  • Raybestos Stage 3

    • Best race-proven:

  • ATI HD

    • Best HD value:

  • RPM HD

    • Best for stock truck:

  • Raybestos Stage 1 (cost-effective replacement)

    • What is NOT in any master kit

    • Torque converter ($300-$1,800 depending on stage)
    • Solenoids if needed (kit available $80-$150)
    • HD billet input shaft ($400-$700)
    • HD center support (read our 4L80E center support)
    • Sun shell (Beast: $90-$140)
    • Pump body (if worn)
    • Dexron VI fluid (12 qts: $110-$170)

    Cost comparison for full rebuild

    Raybestos Stage 2 build:

  • Master kit: $500
  • HD converter: $600
  • Solenoid kit: $130
  • Sun shell: $110
  • Fluid: $140
  • Total: $1,480 parts

    • ATI HD build:

  • Master kit: $650
  • HD converter: $800
  • Solenoid kit: $130
  • Sun shell: $110
  • Fluid: $140
  • Total: $1,830 parts

    • RPM HD build:

  • Master kit: $500
  • RPM converter: $650
  • Solenoid kit: $130
  • Sun shell: $110
  • Fluid: $140
  • Total: $1,530 parts

    • Stage selection (Raybestos)

    Stage 1 (stock):

  • Stock truck use
  • Light tow only
  • Replacement-grade

    • Stage 2 (mild tune):

  • Up to 450 ft-lb
  • Daily / tow use

    • Stage 3 (tow HD):

  • Up to 600 ft-lb
  • Heavy tow / tuned

    • What to add for performance

    • HD center support + sprag ($300-$600)
    • HD billet input shaft (>500 HP)
    • HD valve body or shift kit (read our 4L80E shift kit)
    • HD triple-disc converter (>500 HP)

    Common buyer mistakes

    • Buying Stage 1 for tuned truck (will fail)
    • Skipping HD center support (#2 failure point)
    • Reusing old solenoids (fail 6 months later)
    • Skipping converter at rebuild (cooks new clutches)
    • Using Dexron III instead of VI

    Recommendation by truck

    Stock LS swap (5.3/6.0L stock HP):

  • Raybestos Stage 1 + rebuilt converter
  • Total: ~$900 parts

    • Mid-tune LS or 6.0L Vortec:

  • Raybestos Stage 2 + HD single-disc converter
  • Total: ~$1,480 parts

    • Performance street (500+ HP):

  • ATI HD or Raybestos Stage 3 + triple-disc
  • Total: ~$2,000-$2,500 parts

    • Drag race (700+ HP):

  • ATI HD + HD center support + billet input + race converter
  • Total: $3,500-$4,500 parts

    • Need 4L80E master rebuild kit (Raybestos, ATI, RPM)? Shop our 4L80E catalog. All major brands, all stages, HD upgrade parts. Free shipping over $70.

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