JD 750J-850K Dozer Track Adjuster & Recoil

Click on each number to jump to the product page. Each number on the image is a "Ref #" that can be matched on the table below.

JD 750J-850K Dozer Track Adjuster & Recoil parts list
REF #	Image	Fits Model	Description	Price	Product Details
1	See Details	750J, 750J-II, 750K	Recoil Spring and Adjuster Kit	AT406977	From $3,182.00	View Info
1	See Details	755K, 850J, 850J-II, 850JR, 850K	Recoil Spring and Adjuster Kit	AT406974	From $3,349.00	View Info
2	See Details	750J, 750K	Recoil Spring	T201613	$704.00	View Info
2	See Details	755K, 850J, 850K	Recoil Spring	T200850	From $884.00	View Info
3	See Details	750J, 750K	Recoil Spring Cover	AT316583	$214.00	View Info
3	See Details	850J, 850K	Recoil Spring Cover	AT315317	$214.00	View Info
4	See Details	750J, 750K	Track Adjuster Seal Kit	AT307336	$75.00	View Info
4	See Details	850J, 850K	Track Adjuster Seal Kit	AT314787	$85.00	View Info
6	See Details	750J, 750K, 850J, 850K	Wear Plate, Track Chain Idler	AT277938	$100.00	View Info
7	See Details	750J, 750K, 850J, 850K	Wear Plate, Lower Track Idler	T250445	$100.00	View Info
8	See Details	750J, 750K, 850J, 850K	Shim	0	T204101	$33.00	View Info
9	See Details	750J, 750K, 850J, 850K	Wear Plate, Idler	AT226968	$115.00	View Info
11	See Details	750J, 750K, 750L, 850J, 850K, 850L, 655K, 755K	Washer (Track Idler Bracket)	T204320	$21.00	View Info
	See Details	850J, 850K, 755K	Anti-Rotation Track Bracket Kit	AT408513	$94.00	View Info
12	See Details	750J, 750K, 850J, 850K	Spring Bushing, Track Idler	AT274298	$32.00	View Info

john-deere-750j-750k-850j-850k-track-adjuster-and-recoil-spring-.jpg

Track adjusters, recoil springs, idler wear plates, seal kits, and complete adjuster assemblies for John Deere 750J, 750K, 850J, and 850K dozers, covering both individual replacement parts and full tensioner rebuild kits.

Fits Models At A Glance

750 Series: 750J, 750J-II, 750K, 750L
850 Series: 850J, 850J-II, 850JR, 850K, 850L
Crawler Loaders: 655K, 755K

Key Notes

Application: Maintains proper track tension and cushions undercarriage shock loads
Coverage: Recoil springs, seal kits, idler wear plates, spacer shims, and anti-rotation brackets
Assemblies: Complete adjuster and spring kits available for full undercarriage service
Fitment: Model-specific seal kits and covers for 750 and 850 series machines

Why Choose Broken Tractor

✅ Complete kits and individual parts both available
✅ Fast shipping from two US locations
✅ Verified fitment across J, K, and L series