6833147 Housing,First-AndSecond-RangeClutchPiston Allison spare parts

6833147 Housing,First-AndSecond-RangeClutchPiston Allison spare parts

The Allison 6833147 Housing, First-And-Second-Range Clutch Piston, is specifically designed for Allison automatic transmissions in heavy-duty commercial vehicles, engineering vehicles, and special vehicles. It is primarily compatible with Allison 5000/6000 series automatic transmissions and is widely used in long-haul trucks, public buses, construction machinery, and other scenarios that rely on stable power transmission. It perfectly meets the core needs of repair shops, parts dealers, fleet maintenance, and engineering equipment maintenance, providing an excellent solution for loose clutch pistons, housing leaks, and hydraulic seal failures.
This product strictly adheres to Allison’s stringent production standards, inheriting the brand’s technological advantages in the field of heavy-duty automatic transmissions. It is precision-cast from high-strength ductile iron, significantly improving tensile strength, deformation resistance, and sealing performance compared to ordinary cast iron housings. It can easily withstand the hydraulic pressure and high-frequency vibrations inside the transmission, adapting to the reciprocating motion requirements of the AT transmission clutch piston and providing a stable mounting and protective space for the piston. The surface undergoes precision machining and cathodic electrophoresis for corrosion protection, effectively resisting corrosion from internal hydraulic oil and high-temperature aging. It also prevents external dust and impurities from entering the piston cavity, avoiding hydraulic system contamination, while enhancing the housing’s wear resistance, significantly extending the service life of components, and reducing subsequent maintenance costs and downtime losses.

Core technical parameters:

– Product Model: Allison 6833147
– Product Name: Housing, First-And Second-Range Clutch Piston
– Compatible transmissions: Allison 5000/6000 series automatic transmissions (compatible with 5-speed and 6-speed models manufactured after 2005, covering models compatible with heavy commercial vehicles and engineering vehicles)
– Material specifications: High-strength ductile iron precision casting, base material tensile strength ≥380MPa, hardness HRC 28-32, elongation ≥5%
– Working pressure: Suitable for normal operating pressure of hydraulic systems: 0.8-1.2MPa; maximum withstand pressure: ≤1.5MPa
– Operating temperature: -40℃~160℃
– Core dimensions: Inner diameter Φ108mm, outer diameter Φ156mm, height 68mm, mounting hole spacing 32mm
– Machining accuracy: Internal hole roughness Ra≤0.8μm, roundness≤0.02mm
– Surface treatment: Precision machining + cathodic electrophoresis anti-corrosion treatment, achieving an IP67 anti-corrosion rating.

The Allison 6833147 first and second gear clutch piston housings offer irreplaceable advantages in precision, sealing, and durability. Their precise machining and high-strength cast material ensure a perfect fit with the clutch piston and gearbox housing, preventing hydraulic oil leaks, piston jamming, and shifting noises caused by housing deformation or poor sealing. This also reduces maintenance frequency and downtime, providing fleet maintenance, repair shops, and engineering equipment maintenance with a cost-effective and reliable spare part option, helping to improve operational efficiency. As the core protection and mounting carrier for the clutch piston, its sealing performance and structural stability directly determine the shifting effect of the first and second gears, and are crucial to ensuring the efficient operation of the AT transmission hydraulic system.

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