Skip to product information
1 of 5


U140E U140F U240E U241?E Transmission Accumulator Piston Sonnax 57917E-19K

Regular price $26.45 USD
Regular price Sale price $26.45 USD
Sale Sold out
Shipping calculated at checkout.


We offer a instant 10% DISCOUNT when buying DIRECT from our site vs other marketplaces. We not only appreciate your business, we REWARD it!

Please Verify A Part Is Compatible With Your Transmission Needs Before Ordering

Remember, transmissions have variations based on year, make, model and engine size, as well as for 2WD, AWD, 4x4, gas, diesel or hybrid and in some situations half years.  We encourage you to chat or call toll free with one of our knowledgeable staff members that will assist you in finding the correct part the first time and answer any questions you may have regarding parts for your build. Our goal simply put, is to get you moving with one order.

(877) 782-558

Accumulator Piston with o-ring Sonnax 57917E-19K
Fits Toyota 4, 5, and 6 speed transmissions

Wear at the multiple accumulator bores on these various units is very common. This wear allows component apply oil to exhaust, resulting in delayed engagements, slipping or flare shifts and burned clutches. The drop-in-place Sonnax Accumulator Piston Kit 57917E-19K incorporates an O-Ring for positive sealing, even in worn bores.

  • No machining or special tools required.
  • O-Ring provides positive seal even in worn bores.
  • O-Ringed piston fits multiple locations.
  • Piston
  • O-Rings (2) 1 extra