Quality transmission parts for DIY mechanics and professional shops. Solenoids, rebuild kits, valve bodies, torque converters, and fluids for all makes and models.
"Honest diagnosis, fair price, and the repair was done right. Chicago Transmission has been my go-to for years. Wouldn't trust anyone else with my car."
"The free diagnostic alone was worth the trip. They found the problem fast, gave me a written estimate, and completed the work on time. Exceptional service."
"Family owned and it shows. They treated my car like it was their own. The lifetime warranty on my rebuild gives me total peace of mind. Highly recommend."
Both. DIY mechanics are welcome to purchase parts. We're happy to advise on what you'll need for your specific repair.
Yes — we verify by VIN and transmission code before selling any part. Don't show up with a generic part number — bring your VIN.
Yes — ZF Lifeguard fluid, ZF mechatronic units, and Mercedes 722.9 conductor plates are all stocked.
Unused parts in original packaging: full refund within 30 days. Installed or damaged parts: no return. Cores: handled separately.
Yes — we stock all OEM-spec transmission fluids including Honda DW-1, HCF-2, Toyota WS, Nissan NS-3, ZF Lifeguard, Mopar ATF+4, and more.
Honest estimates. No surprises. Written warranty on every job. Mon–Fri 7:30am–6pm · Sat 8am–4pm.
