3.5" Chromoly Drive Shaft (1350 Ujoint)

Mark Williams Chromoly Driveshafts are revered as the strongest and most durable on the market. Each driveshaft is custom built to length an specifications. These driveshafts are precision built, welded, assembled, and balanced using in house machined components. Driveshaft meets SFI 43.1 specifications. When it comes to a bulletproof driveline, the MW chromoly driveshaft is the strongest. A chromoly shaft is 75% stronger than commonly used 1020 DOM material. These driveshafts use 4130 heat treated chromoly welded to true 4130 yokes. Mark Williams weld yokes are produced in-house to exacting tolerances to provide the proper press fit in the chromoly tube. These driveshafts are carefully joined using an automated cold wire TIG process. Every shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation. Features: 3.5" 7075 .083" thick wall tubing Meet SFI 43.1 specifications Welded Joints Satin black paint Precision Balanced Includes 1350 Non Greasable Ujoint Made in the USA How to measure your driveshaft: Click Here  Transmission yoke required for balancing (yoke not included in price) Shop transmission Yokes: Click Here Check service bulletin # 0049 for operating limits and critical speed charts.