Four Wheel Drive Servo Actuator Motor For 2007-Up ATV SxS Replaces 3B4-4616A-00-00 And 1HP BG4-4616A-00-00 DIY Friendly Fix With Basic Tools Save Big On Your 4WD Repair Budget Perfect For Rebuilds And Quick Install

DIY 4WD Servo Motor Repair Kit for ATVs - Single Motor
✔️ Rebuild your factory 4WD servo with this single-motor unit

This replacement motor is designed to rebuild the Yamaha 4WD servo on four-wheel-drive ATVs and SxS from 2007 onward. It’s a DIY-friendly fix you can perform with basic hand tools, saving money on full servo assemblies.

✅ Fits 2007-up Grizzly 700, Rhino 700, Viking, Wolverine, Big Bear 400, Grizzly 450/550/350 IRS, Kodiak 700 and 450 with diff lock, YXZ 1000
✅ Rebuilds factory 4WD servo with replacement motor, saving full assembly cost
✅ Lifetime warranty on replacement servos for peace of mind
✅ DIY-friendly install with basic hand tools; video guide available

💡 What is a four-wheel-drive servo motor used for in ATVs? This handy device controls the engagement of the front-to-rear drive, letting you restore or improve 4WD function without replacing the whole servo assembly. - handy for repairing the 4WD engagement without replacing entire servo assembly - helps restore torque distribution to all wheels and proper diff-lock operation - works with the listed Yamaha models for a straightforward rebuild