New Holland C334 Compact Track Loader Parts, Specs & Common Issues

Fits Models At A Glance:

New Holland Compact Track Loaders: C334

The New Holland C334 is the largest radial-lift track loader in New Holland's 300 Series. It uses the same 90 hp FPT engine as the vertical-lift C345, but with a radial-lift arm for strong breakout and pushing power. That makes it a good fit for digging, grading, site prep and dozer-style work, rather than high truck loading. Below are the C334's specs, the problems we see most, and the replacement parts we carry that fit it.

Key Specifications:

• Engine: FPT F5BFL413E 4-cylinder turbocharged diesel, 3.4L (207 cu in), Tier 4 Final with EGR and SCR (uses DEF)
• Power: 90 hp gross / 84 hp net at 2,500 rpm
• Peak Torque: 282 lb-ft (383 N·m) at 1,400 rpm
• Operating Weight: 10,000 lbs (4,536 kg)
• Rated Operating Capacity: 2,380 lbs at 35% of tipping load / 3,400 lbs at 50%
• Tipping Load: 6,800 lbs (3,084 kg)
• Breakout Force: 7,760 lbs lift cylinder / 8,700 lbs bucket cylinder
• Auxiliary Hydraulic Flow: 24.2 GPM standard / 35 GPM enhanced high flow / 37.6 GPM high flow
• Auxiliary Relief Pressure: 3,046 psi standard / 4,000 psi enhanced high flow
• Lift Path: Radial lift
• Height to Hinge Pin: 126.5 in (3,215 mm)
• Dump Height: 99.9 in standard bucket / 102.4 in foundry bucket
• Dump Reach: 21.6 in at 38.1°
• Width: 76.5 in (1,943 mm)
• Height to Top of ROPS: 80.4 in (2,043 mm)
• Ground Clearance: 9.6 in (243 mm)
• Travel Speed: 5.5 mph low range / 8.0 mph high range
• Track Width: 450 mm (17.7 in)
• Ground Pressure: 4.2 psi
• Fuel Tank: 25.5 gal (96.5 L)
• DEF Tank: 2.8 gal (10.7 L)
• Hydraulic System with Filter: 47 qt (44.5 L)
• Engine Oil with Filter: 8.9 qt (8.5 L)

Common Issues & Fixes:

• Tracks derailing or wearing unevenly: Radial-lift machines spend a lot of time pushing and turning under load, which is hard on the undercarriage. Keep tension at spec, clean out packed mud daily, and replace the front idler, rear idler or drive sprocket once they show flat spots, wobble or hooked teeth.
• Engine derate or emissions warnings: The SCR system needs clean, fresh DEF. Keep the tank topped off, store DEF out of direct sun and freezing temperatures, and have warning codes read before running the machine hard.
• Hydraulic oil running hot on high-flow work: Blow out the cooler cores daily, keep the oil at the full mark, and change the hydraulic filter on schedule when running mulchers, trenchers or cold planers.
• Cab door cracked, sprung or not sealing: A poor door seal causes cab pressurization to drop and lets dust in. The door assembly kit NH200DK fits the C334.
• Attachments won't lock or the levers feel loose: Replace bent or worn left-hand or right-hand quick attach handles so the wedges seat fully.

Undercarriage Parts:

• 450 mm C-Pattern Rubber Track – all-purpose tread
• 450 mm Zig-Zag Rubber Track – mud, snow and slopes
• 450 mm Turf Rubber Track – lawns and finished surfaces
• Front Idler 47620836
• Rear Roller Idler 87480413
• Drive Sprocket 87460888 – 17 teeth, 8 bolt holes

Cab & Quick Attach Parts:

• Door Assembly Kit NH200DK
• Left-Hand Quick Attach Handle 86633195
• Right-Hand Quick Attach Handle 86633196

Pro Tips:

• Pick radial or vertical for the work you do. The C334 is built for digging and pushing. For loading high-sided trucks, the vertical-lift C345 has the same engine with more lift height and reach.
• Match the flow package to the attachment. Enhanced high flow runs at 4,000 psi, so check the attachment's pressure rating before you run it.
• Replace tracks, idlers and sprockets as a set. A new track on a worn sprocket wears out early.
• Have your PIN ready when you call. It is the fastest way to confirm fitment.

Why Choose Broken Tractor:

• ✅ Undercarriage Parts for Hard-Working Radial Loaders – tracks, idlers and sprockets that fit the C334
• ✅ A Team That Checks Fitment Before It Ships – call 1-800-909-7060 with your PIN and we will confirm the part
• ✅ Fast Shipping from a U.S.-Based Team – ready to ship from our U.S. warehouses in Baton Rouge, LA and Kimbolton, OH

Don't see the part you need? Call 1-800-909-7060 or send us a Parts Request Form and our team will track it down.