JD 450–550B Dozer Blade Cylinders (6405)

Image	Fits Model	Description	Details	Part #	Price	Product Details
2	See Details	450, 450B, 450C, 450D, 450E, 550, 550B (6405 Blade)	Blade Lift Cylinder	AT40473	$1,038.00	View Info
1	See Details	450, 450B, 450C, 450D, 450E, 550, 550B (6405 Blade)	Blade Angle Cylinder	AU13861	$1,078.00	View Info
3	See Details	450, 450B, 450C, 450D, 450E, 550, 550B (6405 Blade)	Blade Tilt Cylinder	AU13847	$845.00	View Info
	See Details	450, 450B, 450C, 450D, 450E, 550, 550B	Hydraulic Hose Shield	T106947	$94.00	View Info
	See Details	450, 450B, 450C, 450D, 450E, 550, 550B	Rod, Angle Cylinder	AU13858	$360.00	View Info
	See Details	450, 450B, 450C, 450D, 450E, 550, 550B (6405 Blade)	Seal Kit(Fits Angle, Tilt and Lift Cylinders)	0	AR105432	$95.00	View Info
	See Details	115mm to 170mm or 4.5" to 6.7" Diameter Cylinders	Spanner Wrench	JD-115170	$44.00	View Info
	See Details	2.00" - 4.75" Diameter Cylinders	Spanner Wrench	JD-51120	$34.00	View Info
	See Details	350C, 450C, 550, 555	Bushing, Loader Bucket Cylinder Tube	U10666	$29.00	View Info

Shop blade hydraulic cylinders and seal kits for John Deere 450, 450B, 450C, 450D, 450E, 550, and 550B dozers equipped with 6405 blades. Broken Tractor stocks lift cylinders, angle cylinders, tilt cylinders, seal kits, and supporting hardware to restore blade function and stop hydraulic leaks. Whether you need a complete cylinder replacement or just a seal kit to rebuild, we have the parts to get your JD dozer back to pushing.

Fits Models At A Glance:

450 Series: 450, 450B, 450C, 450D, 450E
550 Series: 550, 550B
Blade Application: 6405 Blade

Key Notes:

Blade Lift Cylinder (AT40473): Raises and lowers the dozer blade — essential for grading control and material handling. Direct fit for 6405 blade applications
Blade Angle Cylinder (AU13861): Hydraulically controls blade angle for precision grading and material distribution
Blade Tilt Cylinder (AU13847): Controls blade tilt for side-slope grading and finish work
Cylinder Seal Kit (AR105432): Universal seal kit fits angle, tilt, and lift cylinders on 6405 blades — stops leaks and restores hydraulic performance. Available from Hercules or Bulldog (Made in USA)
Angle Cylinder Rod (AU13858): Replacement rod for angle cylinder rebuilds
Hydraulic Hose Shield (T106947): Protects hydraulic lines from wear and debris damage
Bushings: Loader bucket cylinder tube bushing (U10666) fits 350C, 450C, 550, and 555 models
Service Tools: Spanner wrenches for 2.00"–4.75" and 4.5"–6.7" (115mm–170mm) diameter cylinders — essential for cylinder disassembly and seal replacement

Why Choose Broken Tractor:

✅ Complete Blade Cylinder Coverage – Lift, angle, and tilt cylinders plus all supporting hardware for 6405 blades

✅ Made in USA Seal Kits – Hercules and Bulldog seal kits built to OEM specifications

✅ Same-Day Shipping – In-stock cylinders and parts ship same day from U.S. warehouses