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Top rated automotive replacement chassis radius arms and parts

AI-generated summary · updated August 2, 2026 · verify details before purchase.

  1. Moog RS5 Adjustable Radius Arm
    Best overall MOOG

    Moog RS5 Adjustable Radius Arm

    4.8/5 $42.42

    High-strength steel with adjustable length for precise alignment and long-term durability.

    • adjustable
    • high strength
    • durable
    • higher price
  2. Mevotech M-70 Upper Control Arm
    Best performance Mevotech

    Mevotech M-70 Upper Control Arm

    4.6/5 $132.50

    Heavy-duty forged aluminum construction designed for sport-tuned suspensions.

    • lightweight
    • high load capacity
    • sport tuned
    • no warranty in some regions
  3. ACDelco 16-23897 Upper Control Arm
    Best OEM equivalent ACDelco

    ACDelco 16-23897 Upper Control Arm

    4.4/5 $99.78 Only 1 left

    Direct replacement that matches original equipment specifications for fit and finish.

    • OEM spec
    • good finish
    • reliable
    • average weight
  4. Rough Country Upper Control Arm
    Best off-road Rough Country

    Rough Country Upper Control Arm

    4.7/5 $339.95

    Reinforced steel design with extra gussets for added strength on rough terrain.

    • reinforced
    • off-road ready
    • durable
    • heavier than stock
  5. SPC Performance Upper Control Arm
    Best heavy-duty SPC Performance

    SPC Performance Upper Control Arm

    4.5/5 $799.00 Only 3 left

    Engineered for high-performance applications with precision machined mounting points.

    • precision machined
    • high load
    • strong
    • premium price
  6. TYC T-300 Upper Control Arm
    Best for Asian imports LCWRGS

    TYC T-300 Upper Control Arm

    4.3/5 $47.88

    Designed specifically for Japanese models, offering a direct fit and improved durability over stock parts.

    • model specific
    • direct fit
    • improved durability
    • limited availability
  7. Dorman 756-003 Upper Control Arm
    Best budget pick Dorman

    Dorman 756-003 Upper Control Arm

    4.5/5 $28.10 Currently unavailable

    Affordable OEM-style replacement that fits most common models and offers reliable performance.

    • budget-friendly
    • OEM fit
    • easy install
    • limited adjustability

Buying advice

When selecting a replacement radius arm, prioritize material quality, adjustability, and compatibility with your vehicle's suspension geometry. Weigh the trade-off between price and durability, and consider brands that offer solid warranties and proven performance in real-world tests.

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