Download TeraFlex Catalog!
My Vehicle
My Cart
Cart
MY VEHICLE
Search Products
Products
main product photo

JK: Dana 30/44 High Steer Knuckle Pair (4-6" Lift)

In stock
SKU
4390870
Be the first to review this product
$614.99

Have a question? Please call 801-713-3314

JK: Dana 30/44 High Steer Knuckle Pair (4-6" Lift).

  • - TeraFlex JK: Dana 30/44 High Steer Knuckles address several weaknesses prevalent in the stock axle steering configuration on JK Wrangler/Unlimited models with 4 - 6" lift kits.
  • - Cast from HD ductile iron
  • - Reinforces key section areas prone to stress and deflection
  • - Maintains correct steering geometry angles for superior highway drivability

Fitment and Installation Notes

  • - Does not affect operation of factory stability and traction control systems including ESP and ABS.
  • - REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
  • - NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
  • - REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
  • - MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905).

See the full product description and installation notes for additional requirements and compatibility details.

  • JK: Dana 30/44 High Steer Knuckle Pair (4-6" Lift).

    TeraFlex JK: Dana 30/44 High Steer Knuckles address several weaknesses prevalent in the stock axle steering configuration on JK Wrangler/Unlimited models with 4-6" lift kits. These High Steer Knuckles maintain correct steering geometry angles for superior highway drivability. Tie Rod ground clearance is increased by more than 1-1/8" to prevent tie rod damage and bending. Cast from heavy-duty ductile iron and reinforced in areas prone to stress and deflection.

    Fitment and Installation Notes

    - Compatible with all factory and aftermarket axle shafts, ball joints, wheel hubs, and tie rods. Does not affect operation of factory stability and traction control systems including ESP and ABS.
    - REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
    - NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
    - REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
    - MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905). HD Drag Link Flip Kit is also INCLUDED in our complete High Steer System (# 4390975) (with HD Tie Rod Kit: # 4391000) and HD Drag Link Flip Kit with Track Bar Drop Bracket & Frame Brace Kit (# 1600450).
    - Other REQUIRED components: Front Track Bar Drop Bracket & Frame Brace Kit (# 1600444) or Front Track Bar Drop Bracket Kit (# 1953000), HD Tie Rod Kit (# 1853910), and Steering Stabilizer Relocation Kit (1-5/8" HD Tie Rod: # 1123160).

  • DO IT YOURSELF: Please read Instructions thoroughly and completely before beginning installation. Installation by a certified mechanic is recommended. TeraFlex is NOT responsible for any damage or failure resulting from improper installation.
    Estimated Labor Time: 3 Hours
    Installation Effort: 3 Hours
    999186 JK High Steer Knuckles (3.16 MB)

    Have a certified mechanic do it for you!

    • - Installation does not require any cutting or removal of factory bracketry
    • - Cast from HD ductile iron
    • - Reinforces key section areas prone to stress and deflection
    • - Maintains correct steering geometry angles for superior highway drivability
    • - Provides HD solution for several weak vulnerabilities found in stock JK axle steering configuration
    • - Increases tie rod ground clearance by more than 1-1/8" to reduce tie rod impact
    • - Fitment: Vehicle(s):
    • - Fitment: JK Wrangler (2-door)
    • - Fitment: JK Wrangler Unlimited (4-door)
    • - Fitment: Axle(s):
    • - Fitment: Dana 30 front axle
    • - Fitment: Dana 44 front axle
    • - Fitment: Lift Height:
    • - Fitment: 4-6" Lift
    • - Height: 5.5
    • - Installation Time: 3 Hours
    • - Length: 18
    • - Product Image Size: Default
    • - Note: REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
    • - Note: NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
    • - Note: REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
    • - Note: MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905). HD Drag Link Flip Kit is also INCLUDED in our complete High Steer System (# 4390975) (with HD Tie Rod Kit: # 4391000) and HD Drag Link Flip Kit with Track Bar Drop Bracket & Frame Brace Kit (# 1600450).
    • - Note: Other REQUIRED components: Front Track Bar Drop Bracket & Frame Brace Kit (# 1600444) or Front Track Bar Drop Bracket Kit (# 1953000), HD Tie Rod Kit (# 1853910), and Steering Stabilizer Relocation Kit (1-5/8" HD Tie Rod: # 1123160).
    • - Featured: No
    • - Width: 11
  • WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/product

Description

JK: Dana 30/44 High Steer Knuckle Pair (4-6" Lift).

  • - TeraFlex JK: Dana 30/44 High Steer Knuckles address several weaknesses prevalent in the stock axle steering configuration on JK Wrangler/Unlimited models with 4 - 6" lift kits.
  • - Cast from HD ductile iron
  • - Reinforces key section areas prone to stress and deflection
  • - Maintains correct steering geometry angles for superior highway drivability

Fitment and Installation Notes

  • - Does not affect operation of factory stability and traction control systems including ESP and ABS.
  • - REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
  • - NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
  • - REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
  • - MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905).

See the full product description and installation notes for additional requirements and compatibility details.

Details

JK: Dana 30/44 High Steer Knuckle Pair (4-6" Lift).

TeraFlex JK: Dana 30/44 High Steer Knuckles address several weaknesses prevalent in the stock axle steering configuration on JK Wrangler/Unlimited models with 4-6" lift kits. These High Steer Knuckles maintain correct steering geometry angles for superior highway drivability. Tie Rod ground clearance is increased by more than 1-1/8" to prevent tie rod damage and bending. Cast from heavy-duty ductile iron and reinforced in areas prone to stress and deflection.

Fitment and Installation Notes

- Compatible with all factory and aftermarket axle shafts, ball joints, wheel hubs, and tie rods. Does not affect operation of factory stability and traction control systems including ESP and ABS.
- REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
- NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
- REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
- MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905). HD Drag Link Flip Kit is also INCLUDED in our complete High Steer System (# 4390975) (with HD Tie Rod Kit: # 4391000) and HD Drag Link Flip Kit with Track Bar Drop Bracket & Frame Brace Kit (# 1600450).
- Other REQUIRED components: Front Track Bar Drop Bracket & Frame Brace Kit (# 1600444) or Front Track Bar Drop Bracket Kit (# 1953000), HD Tie Rod Kit (# 1853910), and Steering Stabilizer Relocation Kit (1-5/8" HD Tie Rod: # 1123160).
Installation
999186 JK High Steer Knuckles (3.16 MB)

DO IT YOURSELF: Please read Instructions thoroughly and completely before beginning installation. Installation by a certified mechanic is recommended. TeraFlex is NOT responsible for any damage or failure resulting from improper installation.

Have a certified mechanic do it for you!

F&B
  • - Installation does not require any cutting or removal of factory bracketry
  • - Cast from HD ductile iron
  • - Reinforces key section areas prone to stress and deflection
  • - Maintains correct steering geometry angles for superior highway drivability
  • - Provides HD solution for several weak vulnerabilities found in stock JK axle steering configuration
  • - Increases tie rod ground clearance by more than 1-1/8" to reduce tie rod impact
  • - Fitment: Vehicle(s):
  • - Fitment: JK Wrangler (2-door)
  • - Fitment: JK Wrangler Unlimited (4-door)
  • - Fitment: Axle(s):
  • - Fitment: Dana 30 front axle
  • - Fitment: Dana 44 front axle
  • - Fitment: Lift Height:
  • - Fitment: 4-6" Lift
  • - Height: 5.5
  • - Installation Time: 3 Hours
  • - Length: 18
  • - Product Image Size: Default
  • - Note: REQUIRES aftermarket wheels with 4.75" backspacing or less - or 1.25" Wheel Offset Adapter Pair (# 1055000 x 2) for stock wheels - NOT INCLUDED.
  • - Note: NOT compatible with Falcon Nexus EF Steering Stabilizers when used with factory'style track bar bracket and/or factory'style axle housing.
  • - Note: REQUIRES additional modifications/components to flip the Drag Link over the front axle to correct track bar angle, optimize steering geometry, and improve handling - NOT INCLUDED.
  • - Note: MUST be used with a HD Drag Link Flip Kit (# 1853930) (with HD Tie Rod Kit: # 1853905). HD Drag Link Flip Kit is also INCLUDED in our complete High Steer System (# 4390975) (with HD Tie Rod Kit: # 4391000) and HD Drag Link Flip Kit with Track Bar Drop Bracket & Frame Brace Kit (# 1600450).
  • - Note: Other REQUIRED components: Front Track Bar Drop Bracket & Frame Brace Kit (# 1600444) or Front Track Bar Drop Bracket Kit (# 1953000), HD Tie Rod Kit (# 1853910), and Steering Stabilizer Relocation Kit (1-5/8" HD Tie Rod: # 1123160).
  • - Featured: No
  • - Width: 11
Additional Information
WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/product
 TIRE/WHEEL SIZING GUIDE
Warning: This product can expose you to chemicals include [name of chemical], which [is/are] known to the State of California to case [cancer]/[birth defects or other reproductive harm]. For more information go to www.P65Warnings.ca.gov.