Ford F-150 Transmission Guide by Year: 4R70W, 4R75W, 6R80, 10R80

The Ford F-150 has used four major automatic transmissions across its modern production. Heres the full year-by-year breakdown including the popular 6R80 and 10R80.

Related 4R70W guides

Shop the parts for this fix

Doing the whole job? 4R70W Master Rebuild Kit - Frictions & Steels, Gaskets & Seals, Filter, Shift Kit, Servo, Solenoids, Bushings (7-Piece) — $448.99 $472.99 (save 5% vs buying separately)

Or grab the individual parts:

Get the parts for this repair
Shop 4R70W Parts →Shop 4R75W Parts →

1996-2008 F-150 (4R70W / 4R75W):

4R70W (1996-2003):

  • 4-speed automatic with overdrive
  • ~440 ft-lb stock rating
  • Behind 4.6L / 5.4L V8

    • 4R75W (2004-2008):

  • HD version of 4R70W
  • ~470 ft-lb stock rating
  • Behind 4.6L / 5.4L V8
  • HD planetary

    • 2009-2017 F-150 (6R80):

    Specs:

  • 6-speed automatic
  • ~520 ft-lb stock rating
  • Behind 5.0L Coyote, 3.5L Ecoboost, 6.2L V8
  • Modern shift quality

    • 2017+ F-150 (10R80):

    Specs:

  • 10-speed automatic
  • ~590 ft-lb stock rating
  • Joint Ford/GM development (same as GM 10L80)
  • Behind 2.7L/3.5L Ecoboost, 5.0L V8

    • How to ID your F-150 trans

    By year:

  • 1996-2003: 4R70W
  • 2004-2008: 4R75W
  • 2009-2016: 6R80
  • 2017-current: 10R80

    • By shifter:

  • 4R70W/4R75W: column or floor shifter
  • 6R80: column or floor shifter
  • 10R80: rotary dial shifter

    • Common 4R70W/4R75W failures

    Most common at 150k-250k miles:

  • OD clutch wear
  • Reverse clutch failure
  • Pump bushing
  • TCC clutch shudder
  • Front pump leak

    • Common 6R80 failures

    Most common at 80k-150k miles:

  • Solenoid pack failure
  • TCC clutch (P0741)
  • Internal harness heat damage
  • Pan gasket leaks (intermittent)

    • Common 10R80 failures

    Most common at 50k-120k miles:

  • Mechatronic failure (early years)
  • Harsh shifts (TCM software issues)
  • 3-5-7 clutch shudder (similar to GM 10L80)
  • Fluid sensitivity

    • What kills F-150 transmissions fastest

    4R70W/4R75W:

  • Towing without aux cooler
  • Old burnt fluid (Mercon V)
  • Tuning past 500 HP

    • 6R80:

  • Skipping fluid service (factory says lifetime - wrong)
  • Tuning without HD upgrades
  • Heat from no aux cooler
  • Tuned Ecoboost stress

    • 10R80:

  • Wrong fluid (Mercon ULV required)
  • Skipping TCM software updates
  • Tuning past 600 HP without HD

    • Fluid spec by trans

    4R70W/4R75W:

  • Mercon V ONLY
  • ~12 quarts

    • 6R80:

  • Mercon LV (newer) or Mercon V (early)
  • ~13 quarts

    • 10R80:

  • Mercon ULV ONLY (very specific)
  • ~13 quarts
  • Wrong fluid causes shudder

    • Service intervals

    4R70W/4R75W:

  • Fluid + filter: 30,000 miles (tow) / 60,000 (light)

    • 6R80:

  • Factory: lifetime (FALSE)
  • Reality: 60,000 miles
  • Tow: 30,000 miles

    • 10R80:

  • Factory: 75,000 miles
  • Tow: 40,000 miles
  • Use Mercon ULV ONLY

    • Tuning limits

    4R70W/4R75W:

  • Bolt-ons OK to 450 HP
  • HD rebuild required above

    • 6R80:

  • Tune + bolt-ons: stock OK to 550 HP
  • HD upgrades needed above
  • Tuned 3.5L Ecoboost stresses fast

    • 10R80:

  • Stock holds 700+ HP with good service
  • Above 800 HP: HD upgrades needed
  • Limited HD aftermarket so far

    • Rebuild costs

    4R70W/4R75W:

  • Stock: $1,500-$2,500
  • HD: $2,800-$3,800

    • 6R80:

  • Stock: $2,500-$3,800
  • HD: $3,800-$5,500

    • 10R80:

  • Stock: $3,500-$5,500
  • HD: $5,000-$7,500
  • Limited shops know it well

    • F-150 specific tow setup

    Light tow (under 6,000 lbs):

  • Stock cooling adequate
  • Service every 30k miles

    • Heavy tow (6,000-10,000 lbs):

  • Aux cooler MANDATORY
  • HD shift kit (4R70W)
  • Trans temp gauge install

    • Max tow (10,000+ lbs):

  • F-150 limit is around 12-13k lbs depending on year
  • HD transmission service interval at 20k miles
  • Consider F-250 for sustained heavy tow

    • Pre-purchase used F-150 check

    Drive test:

  • All gear engagement
  • TCC apply smoothness
  • WOT shift firmness
  • Cold-start behavior

    • Red flags:

  • P0741 codes (TCC issues)
  • Mechatronic codes (10R80)
  • No service records on lifetime-fluid 6R80
  • Tuned without HD upgrades

    • Need F-150 transmission rebuild parts (4R70W, 4R75W, 6R80, 10R80)? Shop our 4R70W/75W catalog or 6R80 catalog. Master kits, HD upgrades. Free shipping over $70.

    Related: