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2872 Redhead Reman Steering Box - GM/Chevy 6.6L Duramax - 2001-2007 - 4 Bolts

SKU: RH2872
Référence fabricant: 2872
Replace the damaged or worn steering gear in your 2001-2007 GM 2500HD/3500HD 4WD with the RedHead Steering Gears 2872 Steering Box (15:1 Ratio).

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Spécifications produits



Since this is a remanufactured product, a temporary "core charge" is added up front until we receive your original unit back. Once received and inspected, the charge will be reversed back to you. The core charge will be added to the price below. (Required)



Replace the damaged or worn steering gear in your 2001-2007 GM 2500HD/3500HD 4WD with the RedHead Steering Gears 2872 Steering Box (15:1 Ratio). RedHead is a family-owned and operated company with more than 40 years of experience providing quality remanufactured steering boxes. Every RedHead Steering Box is remanufactured from quality materials to be better and stronger than the factory unit. Each Steering Box is built for a direct-fit installation that fits in the factory location.


  • Remanufactured
  • Direct-Fit Replacement
  • Meets & Exceeds Factory Specs
  • Shafts Are Flame Sprayed Or Replaced As Needed
  • New Control Valves Installed On Some Applications
  • Housing Are Machined And Needle Bearings Installed
  • Sealing Surface Polished To A Higher Polish Than New
  • Sector Shaft Checked On A Lathe For Straight And True
  • Worm And Piston Assembled With New Precision Fit Steel Ball Bearings


  • Ratio: 15:1 (3 Turns)
  • Input: Smooth Input w/ 2 Flats & Notched
  • Output: 33 Spline Sector 3 Master Spline
  • Fittings: O-Ring
  • Weight: 29.00 lbs
  • For trucks with 37 inches tires and larger


  • After installing the gearbox, fill the system with fluid.
  • Raise the front wheels off the ground, do not start the vehicle.
  • Work the steering wheel back and forth, lock to lock, 15-20 times.
  • Leave the vehicle sit (overnight is best) at least 2 hours
  • Top the pump reservoir off again.
  • Work the steering wheel back and forth again 7-10 times
  • Have a person in the vehicle and another at the pump reservoir with a container of fluid & funnel ready to pour if necessary.
  • Instruct the person in the vehicle to start the engine. As soon as this happens, if the fluid level drops, be ready to pour in more fluid. The level must be kept at an almost full level or it will suck in air again.
  • If this procedure is followed properly, the air problem will be solved.


This Unit Is For 1999-2007 Chevrolet Silverado or GMC Sierra Pickup Trucks, Suburbans, & Yukons. This Steering Gear Box is available in a 4 Turn option which is applicable if the vehicle is used for off-roading, has tires that are at least 37 inches in diameter, and more leverage is desired when steering (see RedHead part # 2872 4T in related items below)