Combine Performance Upgrades

S series — Fan Support Bracket

  • Gives better air control on the JD ‘S’ series combine shoe
  • Fan brackets move the position of the separator fan. Making the wind settings easier to adjust.
  • Eliminates air flow dead spots in the chaffer

Price: $0.00

S series — Bottom Sieve Extension

  • Reduces the amount of return material
  • Matches the length of chaffer
  • Reduces overloading of the return
  • Non-adjustable, but dramatically reduces the amount of clean grain going back through the return

Price: $0.00

STS, 9600, 9500, & 8820 series — FEED ACCELERATOR/DISCHARGE BEATER

  • Totally enclosed design, eliminates cleanout between grain varieties
  • Staggered blades easily tear bunches apart and feed rotor uniformly
  • Takes less horsepower, extending pulley life, eliminating feeder chain stress and burned or broken drive belts
  • Dynamically balanced, eliminates vibration
  • Comes with 4-way reversible blades

Price: $0.00

STS series — Variable Stream Bars

  • High capacity threshing bars for S-670, S-680, S-690
  • Greatly improves samples in hard to thresh grains
  • Improves ground speed up to 2 mph
  • Reduces amount of tailing’s
  • Reduced cylinder speeds are common, requiring less horsepower and increased fuel economy
  • Reduced white caps when used with Precision Farm Parts concave which does not need filler plates

Price: $0.00

THRESHING BARS

  • Threshes 2 to 3 times better than OEM bars
  • Moves material easier and faster compared to OEM bars
  • Available in:
    • Chrome – Wears longer than heat treated and standard bars; not recommended for rocky conditions
    • Chrome alloy – Recommended in areas with abrasive, volcanic soils; not recommended for rocky conditions
    • Heat treated – Recommended for rocky conditions, wears longer than standard bar
    • Standard – Economical, good for rocky conditions

Price: $0.00

S Series — 30” DIAMETER ROTOR

  • Threshes well, reduces rumbling, and improves sample
  • Similar bar design as the R and N series Precision rotor

Price: $0.00

Lexion — HIGH INERTIA CYLINDER

  • Available for wide body machines, 6×6 and 4×6 models available
  • Improves samples and increases capacity; increases up to 18% have been achieved in some crops
  • Completely enclosed – no dirt build-up
  • High inertia, dynamically balanced – no vibration
  • Narrow body machines use 4×5 and 6×5 configurations with similar benefits as wide body machines

Price: $0.00

CR & TR series — DISCHARGE BEATER

  • More aggressive than OEM beater
  • Deep blade, staggered design easily pulls material from rotors and loads chopper more uniformly – better chopping and spreading
  • Does not slow down when tough bunches are discharged
  • Maximizes separating capacity
  • Reduces strain on beater and chopper drive belts
  • Call to make arrangements, requires use of original hubs

Price: $0.00

8010 series — EXTRA NARROW CONCAVES

  • Heavy duty concave makes hard to thresh grain easy to thresh without the use of filler plates
  • Elimination of filler plates reduces grain damage, dockage, and rotor loss
  • Wider cross bars and precise wire spacing allows wider concave to rotor clearances in most hard to thresh grains – uses less horsepower and less fuel
  • Set of 4 is recommended for best results

Price: $0.00

60 & 80 series — DISCHARGE BEATER

  • Effectively clears material from separator section of the cage, allowing better grain separation, reduced rotor loss, and uniform material flow with less horsepower
  • Paddles are reversible if wrapping becomes a problem

Price: $0.00

60 & 80 series — LI’L BRUTE HALF SIZE CONCAVES

  • Available in extra narrow, narrow, and wide wire spacing
  • Heavy, hardened wires wear longer and keep wire bending to a minimum
  • Precisely fitted holes prevents straw spearing around the wires
  • Extra narrow does not require filler plates to control white caps
  • Wide wire concaves give better samples in pulse crops, particularly edible beans
  • Special wire spacing for corn allows high moisture threshing without cracking

Price: $0.00

60 & 80 series — MODIFIED ROTORS

  • Longer bars over concave area thresh better and sooner for faster separation and less rotor loss
  • Wider concave to rotor clearances reduces power requirements and fuel consumption
  • Staggered bar configuration handles bunches more smoothly – less belt wear and tear
  • These are original rotors that are modified, call to make arrangements.

Price: $0.00

60 & 80 series — ROCK TRAP BEATER

  • Staggered paddle design allows higher capacity in tough conditions, less restriction in the rock trap area, and less growling

Price: $0.00

60 & 80 series — ROTOR FLIGHTS

  •  AFX style heavy duty rotor flights
  • Improves material intake without slugging
  • Improves threshing performance
  • Material efficiently spirals through the transition cone reducing peak torque loads
  • Achieves higher ground speed
  • Increases fuel efficiency, life of transition cone, rotor belt, and gear box
  • Replaces elephant ears on standard and specialty rotors
  • Simple bolt on replacement of OEM impellors, comes complete with mounting hardware
  • Available for ’40’, ’60’, and ’80’ series combines, and can be installed without removing rotor
  • Also available with wear plates

Price: $0.00

60 & 80 series — CHOPPER KNIFE KIT

Price: $0.00

60 & 80 series — POSI-FEED ROLLER

  • Converts round feeder chain drum into a beater for more aggressive feeding
  • Increases feeding capacity of feeder chain, particularly in heavy or bunched conditions
  • Ideal for rotary combines with narrow feeder house
  • Works well with progressive rock trap beater in combines with a rock trap

Price: $0.00

60 & 80 series — STEEL SLAT FEEDER CHAIN

  • Steel slat in T-bar or U-channel
  • Bolt-on slats

Price: $0.00

60 & 80 series — URETHANE SLAT FEEDER CHAIN

  • Notched polyurethane slat for smooth, aggressive feeding
  • Less chain tension needed
  • Extends life of feeder chain floor and feeder chain sprockets
  • Bolt-on slats
  • Quiet running

Price: $0.00

STS series — DISCHARGE BEATER SPEED-UP KIT

  • Includes heavy duty pulley and Kevlar cord belt
  • Allows for almost instantaneous recovery of engine speed following reduction in RPMs
  • Improves transfer of material from the cylinder to straw walkers without slugging
  • Reduces straw breakage, walker loss, and chafer loading
  • Can be installed in 20-30 minutes

Price: $0.00

N & R Series — 25” DIAMETER ROTOR

  • Completely enclosed – no dirt build up
  • High inertia, dynamically balanced – no vibration
  • Progressive 4×7 pattern uses fewer bars – less stem damage and less chaffer loading
  • Threshes quicker, separates sooner, reduces rotor loss
  • Handles weeds and straw bunches with ease
  • Wider cylinder to concave clearances possible
  • Rotor speeds may be reduced in some conditions
  • Reduces strain on gear box, rotor belt, main clutchshaft, and separator clutch
  • Allows chipping the engine (L-10 & M-11 engines) without damage to threshing drive components
  • Bars available: heat treated, chrome plated, or chrome alloy

Price: $0.00

CR series — CONCAVES

  • Extra narrow wire spacing eliminates need for filler plates to control white caps
  • Increases separation, reduces rotor loss, and increases ground speeds
  • Heavy wires may be pulled for large seed threshing – less wire bending

Price: $0.00

9500 & 9600 series — BEATER SPEED-UP KIT

  • Improves transfer of material from the cylinder to straw walkers without slugging
  • Reduces straw breakage, walker loss, and chaffer loading

Price: $0.00

TR series — CONCAVES

  • Extra narrow wire spacing eliminates need for filler plates to control white caps
  • Increases separation, reduces rotor loss, and increases ground speeds
  • Heavy wires may be pulled for large seed threshing – less wire bending

Price: $0.00

L, N, R, & S series — FINE CUT CHOPPER

  • 20 heavy duty, heat treated, double edged knives
  • Balanced for high speeds
  • Cuts finer and discharges material better at high speeds (2900+ rpm)
  • Works well with speed-up kit
  • Small center drum handles large volumes of straw well

Price: $0.00

8820 series — BEATER SPEED-UP KIT

  • Optimizes straw flow with the use of a smaller pulley for the beater

Price: $0.00

S series — CHOPPER SPEED-UP KIT

  • Includes large double B pulley, 1-1/4 bushing, and 5″ idler pulley

Price: $0.00

CR & TR series — ROTOR MODIFICATION

  • Threshes and separates sooner than OEM rotor and eliminates rotor loss
  • Staggered pattern allows material to flow smoothly
  • Rotors are dynamically balanced – no vibration
  • These are original rotors that are modified, call to make arrangements

Price: $0.00

STS series — LI’L BRUTE CONCAVES

  • Heavy duty half-size concave – takes 6 to replace 3 OEM concaves
  • Concaves match JD concaves so 2 may be purchased to replace one OEM concave at a time
  • Lightweight (65#) and sturdy, will maintain shape
  • Bolt-on front feed lip – can switch concaves to extend wear
  • 1/4″ wires allows for extended wear
  • Wire spacing available in four widths: extra narrow, narrow, wide, and corn
  • Use extra narrow concaves to control white caps, and use narrow, wide, and corn concaves for all other applications
  • Reduces the need for cover plates, increasing capacity and reducing rotor loss

Price: $0.00

R series — CHOPPER SPEED-UP KIT

  • Includes single groove pulley, hub, and Kevlar cord belt
  • Use OEM step pulley for corn

Price: $0.00

STS series — REMOVABLE FEED LIP

  • Removable feed lip allows Li’l Brute concaves to be configured to harvesting conditions
  • Bolts on, allowing feed lip to be moved from one concave to another

Price: $0.00

R & S series — STRAW CHOPPER FLOOR (AR PLATE)

  • Flattened floor improves straw flow for better discharge
  • Hits chopper at a lower angle

Price: $0.00

STS series — WHITE CAP KIT

  • Plugs the crack on right hand side of the rotor where concaves meet the cage
  • Keeps whole and partial heads from passing through before being threshed

Price: $0.00

R70 series — SECTIONAL CONCAVE

  • Has 3 removeable full length sections, mount side by side in original style frame
  • Four sections used in 30″ diameter concave available for Super Series Combines
  • Available in heat treated and chromed
  • Special wire spacing prevents plugging, even in high moisture corn
  • First 4 spaces have extra narrow wire spacing, eliminating the need for filler plates and eliminating white caps in hard to thresh grains
  • Threshing and separating starts immediately, reducing grain damage and rotor loss
  • Short wires may be removed for corn and beans

Price: $0.00

STS series — THRESHING ELEMENTS (Set of 9)

  • Staggered design removes the three walls of bars resulting in less slugging in tough or bunched conditions
  • Reduces groaning in tough or weedy conditions
  • Rasp bars thresh grain better, and move material easier and faster, allowing greater concave to rotor clearance even in the toughest conditions
  • Greater concave to rotor clearance means better wear of the concaves and rasp bars
  • Allows for increased ground speeds, 10% or better fuel economy improvement
  • Reduces dockage (.5 -1.5% average dockage)

Price: $0.00

P3 series — FILLER PLATES

  • Intended for OEM concave
  • Very easy to install and remove
  • Covers 2 spaces and held in place with two ‘J’ hooks
  • In hard to thresh grain, covering 6 spaces is recommended

Price: $0.00

9600 & 8820 series — 4×6 CYLINDER

  • Has 4 bars on the circumference and 6 columns from left to right (24 bars)
  • Totally enclosed, no dirt build-up
  • Dynamically balanced, no vibration
  • Staggered design rarely plugs and allows for constant cylinder speed, uniform feeding, better threshing, and less slugging in bunched conditions
  • Allows for increased concave to cylinder clearances
  • Reduced cylinder speeds are common, requiring less horsepower and increased fuel economy
  • Capacity increases of 30% or more are common depending on crop and crop conditions

Price: $0.00

L & M series — 4×4 HI INERTIA CYLINDER

  • Has 4 bars around the circumference, and four columns from left to right
  • Can increase concave to cylinder clearance and slow RPM’s to reduce seed damage
  • Effective in soybeans
  • Allows large amounts of straw in between bars
  • Plugging rarely occurs, and in tough conditions combine capacity will be more than doubled

Price: $0.00

9600 series — 6×6 CYLINDER

  • Has 6 bars on the circumference and 6 columns from left to right (36 bars)
  • Totally enclosed, no dirt build-up
  • Dynamically balanced, no vibration
  • Staggered design rarely plugs and allows for constant cylinder speed, uniform feeding, better threshing, and less slugging in bunched conditions
  • Allows for increased concave to cylinder clearances
  • Reduced cylinder speeds are common, requiring less horsepower and increased fuel economy
  • Capacity increases of 30% or more are common depending on crop and crop conditions

Price: $0.00

L & M series — BEATER SPEED-UP KIT

  • Includes double groove cylinder pulley, hub, speed sensor disc, and two drive belts
  • Increases speed of rear beater to take material away from cylinder fast enough to eliminate slugging
  • Works on chain drive cylinders with a 24T sprocket on the cylinder, driving an 18T sprocket on the beater

Price: $0.00

105, 4420, 6620, 7720, & 9500 series — 4×5 CYLINDER

  • Has 4 bars on the circumference and 5 columns from left to right (20 bars)
  • Totally enclosed, no dirt build-up
  • Dynamically balanced, no vibration
  • Staggered design rarely plugs and allows for constant cylinder speed, uniform feeding, better threshing, and less slugging in bunched conditions
  • Allows for increased concave to cylinder clearances
  • Reduced cylinder speeds are common, requiring less horsepower and increased fuel economy
  • Capacity increases of 30% or more are common depending on crop and crop conditions

Price: $0.00

P3 series — CHAFF FINS

  • 2 lefts and 2 rights, mount on chaff board
  • Spreads chaff over 30′ in calm conditions
  • Works in canola and light seeds with board in the down position

Price: $0.00

9500 series — 6×5 CYLINDER

  • Has 6 bars on the circumference and 5 columns from left to right (30 bars)
  • Totally enclosed, no dirt build-up
  • Dynamically balanced, no vibration
  • Staggered design rarely plugs and allows for constant cylinder speed, uniform feeding, better threshing, and less slugging in bunched conditions
  • Allows for increased concave to cylinder clearances
  • Reduced cylinder speeds are common, requiring less horsepower and increased fuel economy
  • Capacity increases of 30% or more are common depending on crop and crop conditions

Price: $0.00

N, R, & S series — FEED ACCELERATOR LUGS

  • Polyurethane composition, last 2 1/2 to 3 times longer than OEM lugs

Price: $0.00

9500 & 9600 series — BEATER GRATE

  • Heavy duty round rod construction for extended life

Price: $0.00

N, R, & P3 series — CHROMED PIN FEEDER CHAINS

  • Aggressive polyurethane slats reduce slat bending and breakage
  • Lighter than OEM chains, extends chain and sprocket life
  • Available in 3 strand and 4 strand design

Price: $0.00

8820, 9500, & 9600 series — CONCENTRIC CONCAVE

  • Concentric, line bored concave that fits the cylinder
  • Wide wire spacing maximizes grain separation
  • Wires extend all the way back, eliminating need for corn fillers in rear of concave
  • Optimum wire depth, results in reduced power requirements, and reduced stem breakage

Price: $0.00

L, M, & P3 series — FEEDER CHAIN SPROCKETS

  • High quality split steel sprockets are very precise
  • Available in 1-1/2″ and 1-13/4″ hex bore
  • Easy to reverse

Price: $0.00

9500 & 9600 series — PRETHRESHER FEED PLATE

  • Replaces original smooth feed plate
  • Reduces white caps in hard to thresh grains, yielding better samples with reduced dockage
  • Threshing and separation starts earlier, reducing walker loss
  • May be installed without removing feeder house
  • Usually eliminates need for filler plates

Price: $0.00

N & R series — FEEDER HOUSE FLOOR LOWERING KIT

  • Lowers rear of front floor and front of rear floor, and flattens rear floor depression
  • Recommended when feeding problems are encountered in tough conditions

Price: $0.00

9500 & 9600 series — POSI-FEED ROLLER

  • Helps maintain a constant, uniform flow, and improves fuel economy

Price: $0.00

P3 series — FRONT FEEDER FLOOR WEAR PLATE (AR PLATE)

  • Heavy duty construction for longer wear

Price: $0.00

9500 & 9600 series — STRAW WALKER RISERS

  • Moves material faster, reducing straw mat and walker loss
  • Great for tough, damp straw conditions
  • 9000 series combines can accommodate 8 mid mount risers per walker

Price: $0.00

8820 series — WALKER RISERS

  • Moves straw faster, reducing walker loss

Price: $0.00

R & S series — HEAVY DUTY STOP SIGN

  • 1/4″ plate stops the bending of the rotor support plate encountered in certain tough conditions

Price: $0.00

8820 series — POLY STRIPPER PLATE

  • Wears longer than rubber OEM plate, and reduces backfeeding around cylinder
  • Located between cylinder and beater

Price: $0.00

R & S series — POSI-FEED ROLLER

  • Triangular shaped feeder drum, has more capacity to move material
  • Floor lowering kit may not be required when installed in rear chain position
  • Can lock rear drum in corn position for maximum feed

Price: $0.00

STS series — FEEDER CHAIN SPLIT SPROCKETS

  • Splits in two to eliminate the need to remove shaft while replacing sprockets
  • Speeds up replacement time
  • Sold in sets of 3

Price: $0.00

N, R, & S series — SMALL SEEDS CHAFFER BOARD

  • Mounts on rear of chaffer
  • Available in two lengths: 53 3/8″ and 60 3/16″
  • Allows greater wind speed without blowing grain out
  • Particularly effective in canola, mustard, flax, and sunflowers, may be used in wheat too

Price: $0.00

STRAW CHOPPER

  • MAV replacement straw chopper rotor

Price: $0.00

POWER CHIP

  • Effective on late model M-11 Cummins and some L-10 engines
  • Increases capacity 10% – 30% and improves fuel economy
  • Use only if combine is equipped with staggered bar rotors
  • Gives the Super series machines a run for their money

Price: $0.00

UNLOAD AUGER EXTENSIONS

  • 30″ x 12″ and 30″ x 14″ extensions available

Price: $0.00