Used & Reman Drivetrain Parts in Spring, TX — VIN-Verified.
Used & reman engines, transmissions, transfer cases and differentials for Spring drivers — matched to your exact vehicle by VIN. 0% restocking, ever.
Ultra Auto Parts TX is about 40 minutes from Spring via I-45 N, with free local delivery to ZIP codes 77373, 77379, 77386 and nearby The Woodlands & Klein in Harris County. Spring and North Houston customers get fast, VIN-verified drivetrain sourcing.

Used & Reman Drivetrain Parts in Spring, Harris County
Spring, in Harris County's northern reach, is defined by the intersection of I-45, the Hardy Toll Road, and the Grand Parkway (SH-99), with ExxonMobil's 385-acre corporate campus of more than 10,000 employees sitting right where I-45 meets the Hardy. Historic Old Town Spring, with its railroad-era shops in 77373, gives the area its character, while Klein-area communities like Champion Forest, Gleannloch Farms, and Northampton stretch west across 77379 and 77388. This is heavy commuter country: energy professionals grinding the Hardy and I-45 toward downtown and The Woodlands, plus the school-run and towing loads of Klein ISD families. Those daily freeway miles and Texas heat are brutal on automatic transmissions, transfer cases, and cooling-stressed engines, especially on the trucks and SUVs Spring households favor. When a Champion Forest F-150 drops a transmission or a Gleannloch Tahoe needs a transfer case, Ultra Auto Parts TX supplies Spring drivers and repair shops with VIN-matched, bench-tested used and remanufactured drivetrain components. No guessing on fitment, no wasted trips down 45 to a salvage lot, just verified engines, transmissions, and differentials ready to install and warrantied.
Spring sits along the I-45 corridor with a deep bench of independent shops, from the garages around Old Town Spring to the busier yards off Louetta and Cypresswood. The fleet here is classic suburban Harris County: commuter SUVs, family sedans, and the pickups that haul between Klein, Humble, and Cypress. When one of those goes down, the household usually cannot wait a week for a shipped part of unknown quality. Our own drivers run tested engines, transmissions, and differentials up to Spring directly, so your mechanic gets the unit in hand and can commit to a install date. A VIN-verified part we bench-checked before delivery removes the biggest risk of online buying, opening a crate to find the wrong variant while your car is already torn down on the lift.