TRNi members share knowledge, experience, and advice on the science of rebuilding automatic transmissions, and the art of managing a transmission shop. As a TRNi member, you will instantly have over 5,000 years of transmission rebuilding experience at your fingertips. There will be no long distance phone call fees, and no waiting on hold. Every day your mail box will be full of problems, possible solutions, discussions, and fixes for all of today's complex transmission models.