Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit
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Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit
Sonnax pinless forward accumulator piston kit 77987-01K eliminates delayed engagement, slipping in forward gears, burnt clutches and/or bands, and improves durability.
Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit
Artículo nº.: 1011444

Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit

86% de los encuestados recomendarían esto a un amigo

Artículo nº.: 1011444

€ 28

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Sonnax pinless forward accumulator piston kit 77987-01K eliminates delayed engagement, slipping in forward gears, burnt clutches and/or bands, and improves durability.
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Lo que más destaca

Enhanced Durability
This kit includes a pinless design that significantly enhances durability, reducing wear and tear for long-lasting performance in 4L60-E, 4L65-E, and 4L70-E transmissions.
Improved Performance
Designed to optimize hydraulic flow, this piston kit ensures smoother shifts and improved overall transmission performance, addressing common issues found in competing products.
Easy Installation
Featuring a straightforward installation process, this piston kit saves time and effort, making it a practical choice for DIYers and professionals alike seeking reliable aftermarket upgrades.

Detalles del producto

Fix delayed engagements, slipping, and burnt clutches with the Sonnax 77987-01K kit. Dual seals provide stability and prevent fluid loss in GM 4L60-E, 4L65-E, and 4L70-E units. Say goodbye to worn plastic pistons and enjoy improved performance. Shop at Ubuy España
  • Dual seals stabilize and seal the bore tightly
  • Pinless design eliminates pin leakage
  • Includes steel balls for plugging existing pin bore in valve body
  • Common issues addressed: delayed engagements, slipping in forward gears, burnt clutches and/or bands
  • Problem cause: wear at the piston pin bore, cracks in the plastic accumulator piston
  • Sonnax kit's dual seals stabilize and completely seals the piston in the bore

Product Technical Details

Manufacturer‎Sonnax Industries, Inc.
Brand‎Sonnax
Item Weight‎0.8 ounces
Package Dimensions‎5 x 4 x 1 inches
Item model number‎WO161821
Manufacturer Part Number‎77987-01K

¿Quién debería comprarlo?

Suitable For
  • Transmission Rebuilders

    Ideal for professionals rebuilding 4L60-E, 4L65-E, or 4L70-E transmissions to enhance performance and reliability.

  • Performance Enthusiasts

    Great for automotive enthusiasts seeking to improve shifting quality and durability in modified or high-performance vehicles.

  • DIY Mechanics

    Suitable for DIY mechanics looking to upgrade their vehicle's transmission components for smoother operation and longevity.

Not Suitable For
  • Casual Drivers

    Not ideal for casual drivers who do not require enhanced performance or durability in their everyday vehicles.

DESCRIPCIÓN DEL PRODUCTO

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Preguntas y respuestas de los clientes

  • Pregunta: What is the Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit used for?

    Respuesta: The Sonnax Pinless Forward Accumulator Piston Kit is designed to improve the performance and reliability of various GM automatic transmissions, specifically the 4L60-E, 4L65-E, and 4L70-E models. This kit replaces traditional piston designs to enhance shift quality and reduce the chances of common failure points. Utilizing a pinless design, it eliminates the need for retaining pins, which can wear out or fail over time, leading to reduced performance. This product is crucial for anyone looking to rebuild or upgrade their transmission for better functionality and longevity.
  • Pregunta: How does the pinless design of the Sonnax accumulator piston differ from traditional designs?

    Respuesta: The pinless design of the Sonnax accumulator piston offers a significant improvement over traditional piston designs by eliminating the retaining pin that can be prone to wear and failure. This change enhances the overall durability and reliability of the component. Additionally, this design ensures a smoother and more consistent shift quality by minimizing play and reducing the likelihood of leakage. Ideal for both performance enthusiasts and everyday drivers, the pinless piston allows for more dependable operation during both light and heavy driving conditions.
  • Pregunta: Will this kit fit all GM applications?

    Respuesta: The Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit is specifically engineered for use with GM models equipped with these particular transmissions. It fits various applications but is essential to confirm compatibility with your specific vehicle model and year. Many automotive enthusiasts and mechanics refer to this kit when working on performance upgrades or rebuilds for compatible GM transmissions. Proper fitment is crucial to ensure functionality, so always check your vehicle specifications or consult the manufacturer's compatibility list.
  • Pregunta: How do I install the Sonnax Pinless Forward Accumulator Piston Kit?

    Respuesta: Installing the Sonnax Pinless Forward Accumulator Piston Kit typically involves disassembling your transmission to access the accumulator assembly. The process includes removing the old piston and replacing it with the new pinless design. It’s recommended to follow the installation instructions included with the kit or refer to a repair manual specific to your transmission model. Using this kit enhances the reliability and performance of your transmission, making it a popular choice among professionals and DIY mechanics looking to achieve higher performance.
  • Pregunta: What materials are used in the Sonnax accumulator piston kit?

    Respuesta: The Sonnax Pinless Forward Accumulator Piston Kit is crafted from high-quality materials that ensure durability and long-lasting performance. Typically, these pistons are made from specially formulated synthetic materials that can withstand high temperatures and pressures within the transmission. This robust construction helps prevent wear and failure, which are common issues with standard pistons. Whether you're in a performance application or looking for reliable repairs, these materials are designed to keep your transmission operating smoothly and efficiently.
  • Pregunta: Can this kit help improve shift quality?

    Respuesta: Yes, one of the key benefits of the Sonnax Pinless Forward Accumulator Piston Kit is its ability to enhance shift quality. The pinless design minimizes internal movement and helps provide a more controlled and consistent transition between gears. This results in smoother shifts and improved overall vehicle performance. For those who experience harsh or erratic shifting in their GM transmissions, this upgrade can be quite transformative. Many users report noticeable improvements in driving comfort, particularly in high-torque and demanding driving situations.
  • Pregunta: Is professional installation recommended for the Sonnax piston kit?

    Respuesta: While some experienced users may attempt to install the Sonnax Pinless Forward Accumulator Piston Kit themselves, professional installation is often recommended, especially for those new to transmission work. Professionals have the tools and expertise necessary to perform installation correctly, ensuring that all components are fitted properly and that the transmission operates as intended. For best results and to maintain the integrity of your vehicle, consulting a qualified mechanic can lead to a more successful upgrade, especially in complex transmission systems.
  • Pregunta: What are the common signs that indicate the need for a new accumulator piston?

    Respuesta: Common signs indicating the need for a new accumulator piston include harsh shifting, slipping during gear changes, or unusual noises coming from the transmission. If you notice your vehicle hesitating between gears or experiencing delayed shifts, these can also be symptoms of piston failure. Upgrading to the Sonnax Pinless Forward Accumulator Piston Kit can be a proactive measure to avoid additional transmission damage. Replacing a worn or failing piston improves both performance and reliability, contributing to a smoother driving experience.
  • Pregunta: Can I use this kit for street and off-road driving?

    Respuesta: Yes, the Sonnax Pinless Forward Accumulator Piston Kit is versatile and can be used effectively in both street and off-road driving applications. The robust design is built to withstand various driving conditions, making it suitable for performance vehicles as well as daily drivers. Whether you're traversing challenging terrain or simply commuting, this kit ensures improved shift quality and durability, thereby providing confidence in your vehicle's transmission performance across different environments.
  • Pregunta: Where can I buy the Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit in Spain?

    Respuesta: You can purchase the Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit from Ubuy in Spain. Ubuy offers a wide selection of automotive parts, including this specific kit, ensuring you get quality products for your transmission needs. By shopping at Ubuy, you can easily find this innovative kit along with other related components to enhance your vehicle's performance.

Sonnax Hard Parts ‎WO161821 Editorial Review

The Sonnax 4L60-E 4L65-E 4L70-E Pinless Forward Accumulator Piston Kit is a highly recommended product for anyone who needs to update their 4L60 transmission. The product is made of high-quality materials that are superior to the cheap plastic counterparts. It helps to smoothen out shift points and provides a better performance. The seals of this product are also 10 times better than the factory ones, which ensures better protection, and the product itself is easy to install. Overall, this product is a great fix for a worn-out accumulator and provides perfect performance.

Reseñas y valoraciones de clientes

128 valoraciones de los clientes
  • 5 estrella
    79%
  • 4 estrella
    12%
  • 3 estrella
    3%
  • 2 estrella
    2%
  • 1 estrella
    4%

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Ventajas

  • Made of high-quality materials
  • Smoothes out shift points
  • Easy to install
  • Provides better protection
  • Highly recommended upgrade for 4L60 transmissions

Desventajas

  • No negative feedback given by customers

CONFIANZA EN LA PLATAFORMA Y SEGURIDAD DEL COMPRADOR

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4.2/5 9477 reseñas
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Información importante

  • Limitaciones: para los productos enviados internacionalmente, hay que tener en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en el idioma del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje y otras normas eléctricas del país de destino (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Al realizar un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir con todas las leyes y reglamentos del país de destino.
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€ 28

Haz tu pedido ahora y recíbelo el Sábado, Octubre 03

CANT.:

Solo quedan 20 artículos en stock.
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Cumplimos con PCI DSS y contamos con la certificación ISO 27001:2022, con pagos cifrados y protección total del comprador en cada pedido.

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Características y beneficios

  • Eliminates delayed engagement
  • Eliminates slipping in forward gears
  • Eliminates burnt clutches and/or bands
  • Improves durability
  • Provides completely sealed piston in the bore
  • Addresses wear and cracks in the plastic accumulator piston

Garantía Ubuy

Compra sin preocupaciones: productos 100 % originales, pagos seguros conforme a PCI DSS, protección de datos con certificación ISO 27001, la entrega transfronteriza más rápida, devoluciones gratuitas* y embalaje seguro en cada pedido.