No matter the condition of your 1975 Riviera, OPGI has the Transmissions products you need to boost performance and get you back on the road. We currently carry 142 Transmissions items to choose from for your 1975 Riviera, and our Price Match Guaranteed prices range from as little as $1.99 up to $4,702.99. OPGI offers Lokar plus 21 other trusted brands of Transmissions products for your 1975 Riviera, to help you find quality parts you can rely on. With OPGI's 45-day return policy and eighteen customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Transmissions items in person.