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Part #: IA90289RD

Dorman IA90289RD Steering Idler Arm and Bracket Assembly

RD - Rugged Duty
⚙️ 75 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$116.05Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦RD - Rugged Duty
🚗Fitment: Chevrolet and GMC, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, and Silverado 3500 HD
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Dorman IA90289RD Steering Idler Arm and Bracket Assembly
BrandDorman
Part NumberIA90289RD
PositionRD - Rugged Duty
MaterialAcero
MaterialSteel
Length157.5
ColorBlack
ColorNegro
ColorNoir
FinishCoated
FinishRevestidos
Pre-GreasedOui
Pre-GreasedSí
Pre-GreasedYes
Castle Nut IncludedOui
Castle Nut IncludedSí
Castle Nut IncludedYes
Arm Attachment TypeCono
Arm Attachment TypeTaper
Bracket Hole Quantity1
Bracket Hole Quantity1 ensamble de manguera del calentador
Grease Fitting IncludedOui
Grease Fitting IncludedSí
Grease Fitting IncludedYes
ShapeBent
ShapeDoblado
Grade TypeReemplazo estándar
Grade TypeStandard replacement
Mounting Hole Diameter20.45
Arm Stud Thread Diameter16 mm
Bracket Stud IncludedOui
Bracket Stud IncludedSí
Bracket Stud IncludedYes

This part fits 75 vehicles. Search below:

YearMakeModelPositionNotes
2025ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2025ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2025GMCSierra 2500 HDN/ARD - Rugged Duty
2025GMCSierra 3500 HDN/ARD - Rugged Duty
2024ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2024ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2024GMCSierra 2500 HDN/ARD - Rugged Duty
2024GMCSierra 3500 HDN/ARD - Rugged Duty
2023ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2023ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2023GMCSierra 2500 HDN/ARD - Rugged Duty
2023GMCSierra 3500 HDN/ARD - Rugged Duty
2022ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2022ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2022GMCSierra 2500 HDN/ARD - Rugged Duty
2022GMCSierra 3500 HDN/ARD - Rugged Duty
2021ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2021ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2021GMCSierra 2500 HDN/ARD - Rugged Duty
2021GMCSierra 3500 HDN/ARD - Rugged Duty
2020ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2020ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2020GMCSierra 2500 HDN/ARD - Rugged Duty
2020GMCSierra 3500 HDN/ARD - Rugged Duty
2019ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2019ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2019GMCSierra 2500 HDN/ARD - Rugged Duty
2019GMCSierra 3500 HDN/ARD - Rugged Duty
2018ChevroletSilverado 2500N/ARD - Rugged Duty
2018ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2018ChevroletSilverado 3500N/ARD - Rugged Duty
2018ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2018GMCSierra 2500 HDN/ARD - Rugged Duty
2018GMCSierra 3500 HDN/ARD - Rugged Duty
2017ChevroletSilverado 2500N/ARD - Rugged Duty
2017ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2017ChevroletSilverado 3500N/ARD - Rugged Duty
2017ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2017GMCSierra 2500 HDN/ARD - Rugged Duty
2017GMCSierra 3500 HDN/ARD - Rugged Duty
2016ChevroletSilverado 2500N/ARD - Rugged Duty
2016ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2016ChevroletSilverado 3500N/ARD - Rugged Duty
2016ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2016GMCSierra 2500 HDN/ARD - Rugged Duty
2016GMCSierra 3500 HDN/ARD - Rugged Duty
2015ChevroletSilverado 2500N/ARD - Rugged Duty
2015ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2015ChevroletSilverado 3500N/ARD - Rugged Duty
2015ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2015GMCSierra 2500 HDN/ARD - Rugged Duty
2015GMCSierra 3500 HDN/ARD - Rugged Duty
2014ChevroletSilverado 2500N/ARD - Rugged Duty
2014ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2014ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2014GMCSierra 2500 HDN/ARD - Rugged Duty
2014GMCSierra 3500 HDN/ARD - Rugged Duty
2013ChevroletSilverado 2500N/ARD - Rugged Duty
2013ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2013ChevroletSilverado 3500N/ARD - Rugged Duty
2013ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2013GMCSierra 2500 HDN/ARD - Rugged Duty
2013GMCSierra 3500 HDN/ARD - Rugged Duty
2012ChevroletSilverado 2500N/ARD - Rugged Duty
2012ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2012ChevroletSilverado 3500N/ARD - Rugged Duty
2012ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2012GMCSierra 2500 HDN/ARD - Rugged Duty
2012GMCSierra 3500 HDN/ARD - Rugged Duty
2011ChevroletSilverado 2500N/ARD - Rugged Duty
2011ChevroletSilverado 2500 HDN/ARD - Rugged Duty
2011ChevroletSilverado 3500N/ARD - Rugged Duty
2011ChevroletSilverado 3500 HDN/ARD - Rugged Duty
2011GMCSierra 2500 HDN/ARD - Rugged Duty
2011GMCSierra 3500 HDN/ARD - Rugged Duty

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

8406827984467788K400018MS50914TA5584

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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