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Load image into Gallery viewer, Teraflex AdvanTEK HD Differential Cover for 18-21 Jeep Wrangler JL & Gladiator JT
Load image into Gallery viewer, Teraflex AdvanTEK HD Differential Cover for 18-21 Jeep Wrangler JL & Gladiator JT
Load image into Gallery viewer, Teraflex AdvanTEK HD Differential Cover for 18-21 Jeep Wrangler JL & Gladiator JT

SKU: QUA-12011-9103

Teraflex AdvanTEK HD Differential Cover for 18-21 Jeep Wrangler JL & Gladiator JT

Vendor Teraflex
Regular price $173.99
Sale price $173.99 Regular price $173.99
Sale Sold out
Unit price
/per 
This is a pre order item. We will ship it when it comes in stock.

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The Teraflex AdvanTEK HD Differential Cover is made to stand up everything an offroad trail can throw at them, with a thick iron housing to protect your diff from rocks, derbies, and other obstacles.

Learn More

Large Fill Tube: Features a large diameter fill tube/inspection port at the top to accommodate a funnel

Inspection Port: Fluid level port doubles as a mid-height inspection port

Installation Notes

Installation Difficulty:
Skill Level 2 Icon
Level 2 Intermediate

Installation Time: 1-2 hours

Parts Included

  • AdvanTEK Differential Cover

  • Installation Hardware


  • Warranty

    Limited Lifetime Warranty

    Specs

    For Dana 30 Front (M186):

  • Features: #12 Parrifin Waxed Canvas
  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • For Dana 44 Front (M210):

  • Features: Dana 44 (M210)
  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • For Dana 44 Rear (M220):

  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • Fitment

    Jeep Gladiator (JT)

  • 2024 Jeep Gladiator (JT)
  • 2023 Jeep Gladiator (JT)
  • 2022 Jeep Gladiator (JT)
  • 2021 Jeep Gladiator (JT)
  • 2020 Jeep Gladiator (JT)

  • Jeep Wrangler 2-Door (JL)

  • 2024 Jeep Wrangler 2-Door (JL)
  • 2023 Jeep Wrangler 2-Door (JL)
  • 2022 Jeep Wrangler 2-Door (JL)
  • 2021 Jeep Wrangler 2-Door (JL)
  • 2020 Jeep Wrangler 2-Door (JL)
  • 2019 Jeep Wrangler 2-Door (JL)
  • 2018 Jeep Wrangler 2-Door (JL)

  • Jeep Wrangler Unlimited 4-Door (JL)

  • 2024 Jeep Wrangler Unlimited 4-Door (JL)
  • 2023 Jeep Wrangler Unlimited 4-Door (JL)
  • 2022 Jeep Wrangler Unlimited 4-Door (JL)
  • 2021 Jeep Wrangler Unlimited 4-Door (JL)
  • 2020 Jeep Wrangler Unlimited 4-Door (JL)
  • 2019 Jeep Wrangler Unlimited 4-Door (JL)
  • 2018 Jeep Wrangler Unlimited 4-Door (JL)


  • Options

    Teraflex AdvanTEK HD Differential Cover Options

    Part Number Catalog # Axle Option Price
    3990731 12011-9103 Dana 30 Front (M186) $173.99
    3990744 12011-9104 Dana 44 Front (M210) $185.99
    3990745 12011-9105 Dana 44 Rear (M220) $185.99
    Description
    The Teraflex AdvanTEK HD Differential Cover is made to stand up everything an offroad trail can throw at them, with a thick iron housing to protect your diff from rocks, derbies, and other obstacles.

    Learn More

    Large Fill Tube: Features a large diameter fill tube/inspection port at the top to accommodate a funnel

    Inspection Port: Fluid level port doubles as a mid-height inspection port

    Installation Notes

    Installation Difficulty:
    Skill Level 2 Icon
    Level 2 Intermediate

    Installation Time: 1-2 hours

    Parts Included

  • AdvanTEK Differential Cover

  • Installation Hardware


  • Warranty

    Limited Lifetime Warranty

    Specs

    For Dana 30 Front (M186):

  • Features: #12 Parrifin Waxed Canvas
  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • For Dana 44 Front (M210):

  • Features: Dana 44 (M210)
  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • For Dana 44 Rear (M220):

  • Color: Black
  • Shipping Weight: 15lb
  • Shipping Dimensions: 11in x 11in x 5in (L x W x H)

  • Fitment

    Jeep Gladiator (JT)

  • 2024 Jeep Gladiator (JT)
  • 2023 Jeep Gladiator (JT)
  • 2022 Jeep Gladiator (JT)
  • 2021 Jeep Gladiator (JT)
  • 2020 Jeep Gladiator (JT)

  • Jeep Wrangler 2-Door (JL)

  • 2024 Jeep Wrangler 2-Door (JL)
  • 2023 Jeep Wrangler 2-Door (JL)
  • 2022 Jeep Wrangler 2-Door (JL)
  • 2021 Jeep Wrangler 2-Door (JL)
  • 2020 Jeep Wrangler 2-Door (JL)
  • 2019 Jeep Wrangler 2-Door (JL)
  • 2018 Jeep Wrangler 2-Door (JL)

  • Jeep Wrangler Unlimited 4-Door (JL)

  • 2024 Jeep Wrangler Unlimited 4-Door (JL)
  • 2023 Jeep Wrangler Unlimited 4-Door (JL)
  • 2022 Jeep Wrangler Unlimited 4-Door (JL)
  • 2021 Jeep Wrangler Unlimited 4-Door (JL)
  • 2020 Jeep Wrangler Unlimited 4-Door (JL)
  • 2019 Jeep Wrangler Unlimited 4-Door (JL)
  • 2018 Jeep Wrangler Unlimited 4-Door (JL)


  • Options

    Teraflex AdvanTEK HD Differential Cover Options

    Part Number Catalog # Axle Option Price
    3990731 12011-9103 Dana 30 Front (M186) $173.99
    3990744 12011-9104 Dana 44 Front (M210) $185.99
    3990745 12011-9105 Dana 44 Rear (M220) $185.99
    Reviews