No matter the condition of your 1974 Riviera, OPGI has the Driveshafts, Drive Chains, Couplers & Yokes you need to boost performance and get you back on the road. We currently carry seven Driveshafts, Drive Chains, Couplers & Yokes to choose from for your 1974 Riviera, and our Price Match Guaranteed prices range from as little as $6.35 up to $189.99. OPGI offers Moser Engineering plus one other trusted brands of Driveshafts, Drive Chains, Couplers & Yokes for your 1974 Riviera, to help you find quality parts you can rely on. With OPGI's 45-day return policy and thousands of 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 Driveshafts, Drive Chains, Couplers & Yokes in person.