Fits
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6 series
6140R Tractor, 6150M Tractor, 6150R Tractor, 6160R Tractor ,6170M Tractor, 6170R Tractor
6190R Tractor, 6210R Tractor
 
 
 
Construction 
250G LC Excavator, 290G LC Excavator, 300G LC Excavator
​644K Hybrid Medium Loader, 644K Medium Loader, 655K Crawler Loader, 700K Crawler Dozer750K Crawler Dozer, 755K Crawler Loader, 850K Crawler Dozer
 
 
 
7200R Tractor
 
7215R Tractor
R4030 Sprayer 
S550 Combine
W235 Windrower

​​The JD2684 performance module is an injector driver module designed for the 6.8L Tier IV John Deere engine and can increase horsepower up to 30% all while lowering fuel consumption 10-20%! The 3 position switch allows the user to adjust horsepower levels from Stock, +15%, or +30%. The entire Agricultural Diesel Solutions line of modules is backed by a LIFETIME WARRANTY and a 30 day satisfaction guarantee!