<p>Buying guides for differentials, A/C compressors and other powertrain parts: how to read OEM numbers, ratios and specs before you order.</p>
A 4x2 gearbox drives one rear axle via one propeller shaft; a 4x4 unit must connect a transfer case and carry a front output. Why the two differ and how to order the correct Hiace gearbox.
Read ArticleThe ZF 6HP19 and 6HP21 transmissions take variant-specific conductor plates and controllers. This guide explains how to identify the variant, why the 0260550008 reference number is the selection key, and how to order correctly.
Read articleUse a seven-part specification to define gearbox packing, freight data, evidence, and receiving checks before shipment.
Read articleUse one checklist to compare exchange and outright transmission quotes, core eligibility, reverse logistics, deductions and credit timing.
Read articleCompare automatic transmission suppliers with one identity, supplied-scope, condition, installation and commercial record before ordering.
Read articleCompare manual transmission suppliers using one fitment, evidence, sample, commercial and delivery record before placing a pilot or bulk order.
Read articleThe Mercedes-Benz 722.9 and 722.6 transmissions are separate families, and parts for one do not transfer to the other. This guide compares the two families and shows how to order by the original unit's label and family part numbers.
Read articleMap JF011E CVT symptoms to diagnostic evidence and decide whether the supported scope is control work, rebuild or a fitment-confirmed replacement.
Read articleCompare new, repaired and donor-used transmission control modules by exact fitment, software preparation, test scope, whole-job cost and warranty.
Read articleUse this wholesale buyer checklist to compare DSG mechatronic part scope, supplier evidence, samples, MOQ, landed terms, warranty and receiving controls.
Read articleUse a family-specific DSG basic-settings workflow after mechatronic replacement: verify identity and prerequisites, run the correct guided function, save the result, and diagnose an abort.
Read articleBrowse our full range of engines, gearboxes, and transmission components — engineered for performance, built for reliability.
