Front UpperRear Lower Control Arms Set compatible for Jeep Grand Cherokee WJ 1999-2004

ApplicationCompatible for Jeep Grand Cherokee WJ 1999-2004Specification- Material: Steel- Bushing: Poly- Lift Height: From 0 ~ 3.5" Max- Length Adjustabe Range:  Front Upper: MAX  17.9inch    MIN  14.17inch   Rear Lower:  MAX 20.47inch   MIN 16.9inch- Warranty: one year for any manufacturing defectPackage Includes2* front upper control arms（Bushing inner diameter: φ14）2 Pcs Rear Lower Adjustable Control Arms2*spare sleeves ( Inner diameter: φ11)(As pictures Shown)Advantages- Adjustable control arms are the perfect replacement for standard factory version and really show their use when the vehicle leaves pavement to head off road.- The adjustability from our control arms allow you to dial in your car's suspension for optimal on and off-road performance.- These control arms twist or rotate while driving allowing the axle to flex easily over obstacles offroad. - They have fine thread adjustments and are good for lifts up to 3.5 inches. adjusting the length is as simple as removing one end and rotating the body or shaft to the desired length.Feature- Made by high strength steel and durable Powder-Coated Finish- Improved suspension geometry to reduce bump steer- Improves Front Suspension, Handling, Predictable Response and even Prevents Premature Tire Wearing.- Design for Street, Track or Drift Racing Precise Adjustments with Long Service Life- Perfect for track cars, drift control, street course, off roadNote- Use lubricating oil to reduce noise (silicone based lubricant with a PTFE additive is a good advice)- Please feel free to contact us for whatever we can help  - Professional installation is highly recommended