Ramsey Winch HDG-350 Ram-Lok, 10K (Jerr-Dan 7970000123)

Ramsey HDG-350 10,000 lbs Hydraulic Worm Gear Winch | Part #121551

Get planetary-like line speed with the load-holding security of a worm gear winch. The Ramsey HDG-350 (Part #121551) delivers dependable power, high line speeds, and continuous-duty strength engineered specifically for light-to-medium wreckers, car carriers, and commercial recovery vehicles.

Built in the USA to SAE J706 standards, this 10,000 lb capacity winch features a 30:1 gear ratio that achieves fast retrieval speeds up to 32 FPM—allowing operators to complete loading jobs quickly without sacrificing holding control or gear durability.

Key Features & Benefits

• Fast Line Retrieval: Delivers up to 32 feet per minute line speed, matching the productivity of planetary winches while maintaining worm gear strength.

• Dependable Load Control: Automatic, oil-cooled disc brake holds the full 10,000 lb rating under load for maximum job-site safety.

• Ram-Lok® Free-Spool Clutch: Allows smooth, rapid cable payout for fast setup routines.

• Heavy-Duty Construction: Rugged cast-iron gear housing and precision-machined worm gear set withstand heavy shock loads and continuous daily use.

• Commercial Towing Compatible: Standard low-profile design mounts cleanly in carrier beds and wrecker subframes.

Technical Specifications

• Brand: Ramsey Winch

• Part Number: 121551

• Model: HDG-350

• Rated Line Pull: 10,000 lbs (4,536 kg)

• Line Speed (1st Layer): Up to 32 FPM

• Gearing: Hydraulic Worm Gear (30:1 Reduction Ratio)

• Rope Capacity: 7/16" x 125 ft Wire Rope

• Operating Pressure: 2,100 PSI

• Drum Rotation: Clockwise

• Drum Width: 11-5/16"

• Compliance: SAE J706 Standard Compliant

• Origin: Made in USA

Typical Applications

• Light & Medium Wreckers

• Rollback Car Carriers & Flatbeds

• Commercial Service & Utility Vehicles

Replaces Jerrdan part# 7970000123

Replacement Roller Tensioner: 3249000036S

Replacement Motor: 7626000014