4-Speed Instructions V4
Contents
1. H De Equivalent pn 35316A Pulley Nut Socket BAKER pn TOOL D H De Equivalent pn 94660 378 Fork Shifter Gauge H D PIN 96384 39 JIMS PIN 16 0641 SPECIFICATIONS TRANSMISSION FLUID CAPACITY 22 24 fluid oz BAKER Recommends Spectro Heavy Duty Platinum 6 Speed Transmission Oil pn BD 75140 COUNTERSHAFT END PLAY 0077 0127 27 GEAR END PLAY 003 010 37 GEAR END PLAY 003 010 1 2 AND 3 4 SHIFT DOG TOOTH GAP 060 per side lt SHIFT DRUM END PLAY 0005 0065 RATCHET PAWL ADJUSTMENT Per Your Factory Service Manual GEAR RATIOS i 250 2 170 3 125 4 100 PAGE 2 OVERVIEW SPECIFICATIONS V4 051013 BAKER 4 SPEED DRIVE GEAR RATIOS SPEEDOMETER GEAR DRIVE BAKER 4 Speed Transmissions all come with a gear drive speedometer ring gear installed on the gearset Using the list below pending the year and model of you motorcycle you will have to use the following gear drive unit OEM part number or equivalent for your speedometer to function correctly 4686 61 21 RATIO TT TOOTH DRIVE GEAR UNIT 186247 1 1 RATIO 18 TOOTH DANE GEAR UNIT 4088 8043 RATIO 2 TOOTH DANE GEAR UNIT Year Speedometer Drive Ratio 1936 61 2 1 Ratio 7 Tooth Drive Ring Gear 1962 67 1 1 Ratio 4 Tooth Drive Ring Gear 1968 80 1 1 Ratio 7 Tooth Drive Ring Gear OEM Drive Unit PN 67130 36 11 Tooth Drive Unit 67130 61 13 Tooth Drive Unit 67130 69 23 Tooth Drive Unit 1947 61 FL Models2. Arm Assembly Kicker Shaft Return Spring Stud Return Spring Washer Kicker Shaft O Ring Buna 210 2 Bronze Bushing 5 16 24 6 Point Flange Nut Kicker Cover Replica Chrome 7116 20 Nylock Nut Washer Release Shaft Release Shaft Release Fork Washer Release Fork E Clip Release Shaft Fill Cap Kicker Cover Gasket Kicker Cover Throw out Bearing Release Rod Clutch Crank Gear 24T Lock Tab Crank Gear Nut Crank Gear Nut Starter Gear Washer Starter Gear Starter Clutch Gear Key Starter Gear Starter Gear 16T Spring Starter Gear 1 4 20x 625 FHCS Bumper Plate CUSTOMER PREFERENCE OF COVER STYLE AND FIINISH PAGE 6 4 SPEED KICKER COVER EXPLODED VIEW LEGEND V4 051013 BAKER 4 SPEED EXPLODED VIEWS Ratchet Style Top Cover FIGURE 2 PAGE 7 RATCHET TOP COVER EXPLODED VIEW V4 051013 BAKER 4 SPEED PARTS DETAIL FIGURE 2 ITEM QTY PN DESCRIPTION 1 3 4 10C50KFCOZ 10 24 X 500 FHCS Lever 2 1 1 26 1 27 Shift Lever 3 1 wu Dust Cover 4 5 10C150KFCS 10 24 X 1 5 FHCS Cover 5 1 10C125KFCS 10 24 X 1 250 FHCS Cover 6 1 133 4R 133 48 133 4P Cover Ratchet 7 1 158 4GAS Gasket Ratchet Cover 8 1 34498 52 Bushing Ratchet Carrier 9 2 18R37PDO 3 16 X 375 Solid Dowel 10 1 132 4 BO Ratchet Carrier 11 1 6C43MXFOZ 6 32 X 4375 FHMS 12 1 34525 54 Pawl Retainer 13 2 6R25PRPOP Roll Pin 1 16 X 250 14 2 34482 53 Spring Shifter Pawl 15 2 34478 75 Pawi Center Groove 16 1 25C50KCS 1 4
3. Pin Bushing Drum Rod Shift Drum Gasket Top Cover Jockey Top Cover 1 4 24 X 1 000 FHCS Linear Detent Cap Linear Detent 1 4 24 X 2 000 FHCS Neutral Switch PAGE 10 JOCKEY TOP COVER EXPLODED VIEW LEGEND V4 051013 BAKER 4 SPEED EXPLODED VIEWS Shift Fork Components 1965 E84 Case Shown FIGURE 4 PAGE 11 4 SPEED SHIFT FORK EXPLODED VIEW V4 051013 BAKER 4 SPEED PARTS DETAIL FIGURE 4 ITEM QTY PN 1 1 10C25KLH 2 1 35211 91 6N4 3 A 23T 64 24T 64 4 1 33334 4 5 1 11165A 6 1 12044 4B 7 L 66808 8 1 108 6EP 9 1 73753 10 1 157 4P 11 1 10C50KBCS 12 50F37KKCS 13 1 34179 KIT 14 6750 15 1 209760 16 me 6752 17 2 6754 18 2 34168 39 19 2 34182 76 20 1 143 4 ROD 21 1 209750 DESCRIPTION 10 24 X 250 Low Head Sprocket Nut Sprocket Spacer Sprocket Quad Seal Seal Transmission Case O Ring Buna 14 Speedo Plug 14 20 x 625 BHCS Speedo Plug Gear Drive 10 24 x 500 BHCS 14 20 x 375 Set Screw Nut w Washer Kit Shim Shift Fork 3 amp 4 Shift Fork Shim Shift Fork Washer Shift Fork Hat Shift Fork Finger Shift Fork Fork Rod 5 850 Long 1 amp 2 Shift Fork QUANTITY WILL VARY WILL ONLY COME ON 1965 E84 TRANSMISSION CASES PAGE 12 4 SPEED SHIFT FORK EXPLODED VIEW LEGEND V4 051013 BAKER 4 SPEED EXPLODED VIEWS Transmission Case and Gearset FIGURE 5 PAGE 13 4 SPEED TRANSMISSION CASE EXPLODED VIEW V4 051013 BAK
4. bs 16 18 ft lbs Blue Loctite 242 Removable KICKER CRANK GEAR 30 35filbs 40 47 Nm Red Loctite 271 Permanent TOP COVER 1047 Bolts 100 120in bs 8 10 ft lbs Blue Loctite 242 Removable RETAINING PLATE MAINSHAFT 14 Bolts 100 120in bs 8 10 ft lbs Blue Loctite 242 Removable MAINSHAFT NUT 45 50ftlbs 61 67 Nm Red Loctite 271 Permanent RATCHET GEAR NUT 50 60ftlbs 67 81 Nm Red Loctite 271 Permanent COUNTERSHAFT NUT 30 35ftdbs 40 47 Nm Red Loctite 271 Permanent FILL PLUG 30 40 in bs Pipe Thread Sealant DRAIN PLUG 30 40 in bs Anti Seize SPROCKET NUT 50 1 05 67 8 Nm initial torque then turn another 30 40 degrees 45 degrees max Red Loctite 271 Permanent PAGE 4 4 SPEED TORQUE VALUES V051013 BAKER 4 SPEED EXPLODED VIEWS Replica Cast and Chrome styled Kicker Covers FIGURE 1 PAGE 5 4 SPEED KICKER COVER EXPLODED VIEW V4 051013 BAKER 4 SPEED PARTS DETAIL FIGURE 1 ITEM org PN 1 1 353 64 2 1 292020 3 1 292003 4 1 291222 5 1 292013 6 1 292016 7 1 9452K29 8 1 6391K447 9 9 31FNFFOZ 10 4 paita 11 1 37127 12 6497HW 13 1 37074 38 MOD 14 37070 39B 15 T 6443HW 16 1 68077 17 1 7616 1 18 1 6N4 SIDE 19 1 56003 20 1 56006 56005 56004 21 1 33350 56 22 1 292014 23 292015 24 1 290231 25 a 290225 26 1 33560 56 27 1 33393 50 28 33430 56 29 T 13 0128 30 i 25C62KFC 31 33353 36 Pedal Assembly Kicker
5. use a 2 1 Ratio Speedometer 1962 80 FL Models 1971 72 FX Models and 1980 83 Models use a 1 1 Ratio Speedometer BAKER 4 Speed part numbers and default speedometer gear drive configurations listed below unless specified by customer that they are using the 1962 67 ratio as specified above BAKER Default Speedometer configurations unless specified Year Speedometer Drive Ratio 4 3664 2 1 Ratio 7 Tooth Drive Ring Gear 4 6569 1 1 Ratio 7 Tooth Drive Ring Gear 4 70E84 1 1 Ratio 7 Tooth Drive Ring Gear 4 7090 1 1 Ratio 7 Tooth Drive Ring Gear OEM Drive Unit PN 67130 36 11 Tooth Drive Unit 67130 36 11 Tooth Drive Unit 67130 69 23 Tooth Drive Unit 67130 69 23 Tooth Drive Unit ELECTRONIC SPEEDOMETER SENSOR OPTION On 1965 E84 BAKER 4 Speed Transmission Cases Ear Version Cases you have the option to use a modern electronic speed senor The transmission will house any Big Twin H D style speed sensor from 1996 2006 For installation of the electric speed sensor see page 17 Speed Sensor Electronic H D pn 74437 96 Speedometer Recalibration Box BAKER pn 95E 56A PAGE 3 SPEEDOMETER DRIVE UNITS ELECTRIC SENSOR V4 051013 BAKER 4 SPEED TORQUE VALUES TORQUE VALUES THREADLOCKER LUBRICANT RATCHET COVER 10 24 Bolts 45 50 in bs 3 4 ft lbs Blue Lociite 242 Removable SHIFT LEVER 10 24 Bolts 40 45 in bs 3 4 ft lbs Blue Lociite 242 Removable KICKER COVER 5 16 Nuts 200 225in
6. 20 X 500 SHCS 17 2 LCO55G12M Spring Carrier Return 18 1 135 4 BO Stop Carrier Spring 19 1 131 4 HA Backing Plate Ratchet 20 1 10CNMSS 10 24 Nut Ratchet Cover 21 1 134 4 160N1 4 Ratchet Shaft 22 1 155 4GAS Gasket Backing Plate 23 1 50F37KKCS 1 2 20 X 375 Set Screw 24 1 34435 52 Bushing Ratchet Shaft 25 1 128 4 Drum Rod 4 750 Long 26 1 33390 26 Spring Ratchet Gear 27 1 136FL 4 137FX 4 I 138N1 4 Ratchet Gear 28 1 9R100PCOOP Cotter Pin 3 82 X 1 29 2 PAPZ0606P10 Permaglide Bushing 30 1 122FL 4 128N1 4 124FX 4 Shift Drum 31 1 156 4GAS Gasket Top Cover 32 1 121 4R 121 4B 121 4P Top Cover 33 10 25C100KFCS 1 4 20 X 1 FHCS SS 34 1 F 232097 Linear Detent 35 1 126 4 Cap Linear Detent 36 2 25C200KFCS 1 4 20 X 2 FHCS SS 37 1 33900 59 Neutral Switch nr COMES WITH 2 PAGE 8 RATCHET TOP COVER EXPLODED VIEW LEGEND 4051013 BAKER 4 SPEED EXPLODED VIEWS Jockey Style Top Cover FIGURE 3 PAGE 9 JOCKEY TOP COVER EXPLODED VIEW V4 051013 BAKER 4 SPEED PARTS DETAIL FIGURE 3 PN 1 127 17 0500 66808 34430 36 A 50F37KKCS 128 4 33390 26 136FL 4 138N1 4 9R100PCOOP PAPZ0606P10 122FL 4 123N1 4 156 4GAS 159 4R 159 4B 159 4P 10 25C100KFCS F 232097 126 4 25C200KFCS 33900 59 ABU a ania DESCRIPTION Shoulder Bolt w Nut Threaded Shift Lever O Ring Buna 014 Bushing Jockev Top 1 2 20 X 375 Set Screw Rod Shift Drum Spring Shifter Gear Gear Shift Drum Cotter
7. ER 4 SPEED PARTS DETAIL FIGURE 5 ITEM QTY PN DESCRIPTION 1 4 25C75KCS 1 4 20 X 750 SHCS 2 1 125 4 BO Retainer Plate 3 1 See Page 12 Mainshaft Assembly 4 1 144 4 1 25 3M 3 Gear Mainshaft 5 1 35365 36 Thrust Washer 3 Gear 6 1 11067A Retaining Ring 7 1 148 4 3 4 Dog Clutch 3 amp 4 Gear 8 2 SCE 1612 Caged Needle Bearing 9 1 146 4 4M Main Drive Gear 10 1 12044 4B Seal Main Drive Gear 11 1 300RRIB Beveled Snap Ring 3 12 1 6009CE Bearing Main Drive Gear 13 1 36045 76 Case Bushing Left Side 14 2 31R50PDO 5 16 x 1 2 Solid Dowel 15 1 36048 76A Case Bushing Right Side 16 120 4R 120 4B 120 4P Transmission Case 1965 85 16 t 130 4R 130 48 130 4P Transmission Case 1936 64 17 1 292014 Lock Tab Countershaft 18 1 292015 Nut Countershaft 19 1 35630 36 End Plate Countershaft 20 1 22H S05M CLR Zero Leak Drain Plug 2 9 AV9676Z Stud Side Cover 22 5 AV9683Z Stud Bottom Of Case 23 1 See Page 12 Countershaft Assembly 24 1 207770 Countershaft 25 1 66810 O Ring Buna 16 26 Eva AV9686Z Stud Transmission Case CUSTOMER PREFERENCE DEPENDS ON YEAR AND FINISH 4 WILL COME WITH CASE PN 120 4R 120 4B 120 4P ONLY PAGE 14 4 SPEED TRANSMISSION CASE EXPLODED VIEW LEGEND V4 051013 BAKER 4 SPEED EXPLODED VIEWS FIGURE 6 PAGE 15 4 SPEED GEARSET EXPLODED VIEW V4 051013 BAKER 4 SPEED PARTS DETAIL FIGURE 6 ITEM QTY PN DESCRIPTION 1 1 168 6N4 Nut Mainshaft 2 1 35050 40 Lock Tab
8. Mainshaft 3 1 63057 Bearing Mainshaft 4 1 35100 79 Housing Bearing 5 1 145 4 2 50 1M2M 19 amp 2 Gear Cluster 6 1 PRA Mainshaft 7 1 FBNPF 2630152 Split Needle Bearing 3 Gear 8 1 17 0094 17 9160 17 9161 Speedo Ring Gear 9 1 35915 36 Thrust Washer Countershaft 10 2 SCE 1212 Caged Needle Bearing 11 2 100RRRI Retaining Ring 1 12 1 140 4 1 25 3C4C 3 amp 4 Gear Countershaft 13 1 BNH 600 361 Split Needle 2 Gear 14 1 141 4 1 70 2C 27 Gear Countershaft 15 1 129 4 Thrust Washer 2 Gear 16 1 35810 36 Retaining Ring 2 Gear 17 1 147 4 1 2 Dog Clutch 15 8 2nd 18 1 139 4 Thrust Washer 17 Gear 19 1 142 4 2 50 1C 1 Gear Countershaft 20 1 K35X40X13H Needle Bearing 1 Gear 21 1 Thrust Washer 17 Gear MAINSHAFT PART NUMBERS 149 4405 1970 E84 Spined MIS 150 4M S 1970 E84 Tapered MIS 151 4M S 1965 69 Tapered M S and 152 4M S 1936 64 Tapered M S THRUST WASHER PART NUMBERS 35883 36 095 Thick 38582 36 0907 Thick and 38579 36 085 Thick PAGE 16 4 SPEED GEARSET EXPLODED VIEW LEGEND V4 051013 BAKER 4 SPEED SPEED SENSOR INSTRUCTIONS INSTRUCTIONS Install the transmission per you Factory Service Manual before you install the starter electric start applications only 1965 UP 1 With the Transmission in the bike frame and Inner Primary mounted Install the electronic speed sensor a Remove the speed sensor plug on the transmission ear rear left side of transmission b Lu
9. V4 051012 BAKER 4 SPEED TRANSMISSIO P N 4 7090 4 Speed Transmission 1970 E1984 Splined Mainshaft 4 70E84 4 Speed Transmission 1970 E1984 Tapered Mainshaft 4 6569 4 Speed Transmission 1965 1969 Tapered Mainshaft 4 3664 4 Speed Transmission 1936 1964 Tapered Mainshaft PAGE I COVER V4 051013 BAKER 4 SPEED OVERVIEW FEATURES We understand the love affair with your vintage motorcycle there s nothing like putting authentic vintage styled components on your nostalgic bike Thats why BAKER has taken the time to reinvent the 4 Speed A vintage styled BAKER cast aluminum A356 T6 transmission case designed for traditional gear drive speedo pick up and a modem late model electronic speedo pick up Vintage style BAKER billet aluminum 6061 T6 top cover with linear detent system for that smooth reliable shift quality you have come to expect from BAKER BAKER Klassic Kicker Gears come standard on kicker models modern BAKER 4 Speed Gearset made out of high grade 8620 gear steel all gears ride on needle bearings no more brass bushings here Direct bol in transmission for most applications FITMENT 1936 E1984 FL FX Shovelhead Panhead Knucklehead Sturgis Shovelhead Custom Applications TOOLS REQUIRED Torque Wrench reads both in lbs and ft Ibs 4 Hand Held Tools Allen Wrenches Sockets Snap Ring Pliers Etc Main Drive Gear amp Bearing Service Tools BAKER pn Tool A
10. bricate the speed sensor O Ring with transmission install using Blue Loctite and torque the bolt to 110 120 in Ibs 2 Fit up the starter to the primary with a couple bolts to hold it into position do not tighten you will notice if using a stock style starter that the housing of the starter will hit the top of the speed sensor Vou will have to clearance the starter housing for proper fitment figures 7 8 8 3 Using a Sharpie mark the area where the starter contacts the speed sensor 4 Using a rat tail file or die grinder remove the material on the starter housing until the starter clears the speed sensor You might have to do a couple checks and remark the starter to make sure that you are taking enough material for proper fitment figure 8 Vou should have at least a 1 16 of clearance when done figure 10 5 After starter fits properly continue with your transmission installation per vour Factorv Service AREA OF CONCERN BEFORE MODIFICATION FIGURE 8 Manual PAGE 17 4 SPEED TRANSMISSION SPEED SENSOR INSTALL va o51013 BAKER 4 SPEED 1965 69 STOCK MODELS INSTALLATION SUPPORT FOR 1965 69 BAKER 4 SPEEDS BAKER 4 Speeds utilize an early 5 speed spline design for NEC the main drive gear Using this design requires a slightly gt offset sprocket to wrap around the modern spacer and drive gear On 1965 69 models the stock inner primary has a lip which wil hit the sprocket before going o
11. costs or expenses incidental to the repair and or replacement of BAKER products This warranty does not apply if one or more of the following situations is judged by BAKER to be relevant improper installation accident modification including but not limited to use of unauthorized parts racing high performance application mishanding misapplication neglect including but not limited to improper maintenance or improper repair BAKER shall not be liable for any consequential or incidental damages arising out of or in connection with a BAKER transmission assembly transmission kl swingarm fender component or part Consequential damages shall include without limitation loss of use income or profit or losses sustained as the result of injury including death to any person or loss of or damage to property BAKER transmissions transmission kits and Wide Tire Kits are designed exclusively for use in Harley Davidson motorcycles BAKER shall have no warranty or liabiity obligation if BAKER part is used in any other application Its determined that a BAKER transmission assembly has been disassembled during Ihe warranty period for any reason this limited warranty wil no longer apply PAGE 19 TERMS V4 051013 BAKER 4 SPEED TRANSMISSION The words Harley and H D are registered trademarks and are fr reference only Use of H D model designations and part numbers are for reference only BAKER Drivetrain has no ass
12. nto the transmission all of the way Following these instructions and images modify your stock H D primary for proper fitment These instructions do not apply for aftermarket inner primaries or belt drive motor plates Modification of stock 65 69 inner primary Looking at figure 11 you can see the inner lip that EH has to be machined down in order to clear the sprocket and sprocket nut Machine down this lip measuring from the ears on the primary down finish machine should be 5607 1 6207 from the ear surface figure 11 Notice that the threaded holes are now exposed on the casting from machining figure 12 Chamfer the inner primary ears on the inside edge breaking the edge 020 030 X 45 figure 12 Make sure to test fit the primary onto the transmission before running Extra machining clearance might be needed for proper fitment After making sure everything fits properly using four 1 4 20 X 375 set screws plug off the threaded holes Apply some pipe thread sealant on the set screws then install from the inside figure 13 Install the primary per your Factory Service Manual PAGE 18 1965 69 PRIMARY INSTALLATION V4 051013 BAKER 4 SPEED TRANSMISSION A minimum 500 deposit is required with all special orders Special orders include unique case finishes unique side door requests Le wrinkle black door or no logo ALL OTHER ORDERS Orders can be pre paid using VISA MasterCard or American Exp
13. ociation with and makes no claim against these words trademarks or companies It is the sole responsibilty of tho user to determino the suitability of this product for his or her use and the user shall assume all legal personal injury risk and lability and al other as wel as al other obligations duties and risks associated therewith CUSTOMER SUPPORT For any installation or service questions please contact our BAKER technical department tl free 1 877 640 2004 DRIVETRAIN PAGE 20 DISCLAIMER
14. ress Prices shown are F O B Haslett MI BAKER provides tree UPS ground shipping on all retail orders for complete ransmissions or transmission kit UPS air shipment is available upon request Customer is responsible for air shipment premiums LIMITED WARRANTY BAKER Inc transmission assemblies transmission kits and wide tire kits are guaranteed 1o tha original purchaser to be free of manufacturing defects in materials and workmanship for a period of 5 years from tho dato of purchase or up to 50 000 miles whichever is sooner Vie product is found by BAKER be detective such products wil at the option of BAKER be replaced or repaired at cost to BAKER In the event warranty service is required Ihe original purchaser must or write BAKER rasan with the problem I i is deemed necessary for BAKER to make an evaluation to determine whether the transmission assembly or ransmisson kit is detective the entire transmission assembly whether originally purchased as an assembly or Kt must be properly packaged and returned prepaid to BAKER with a copy of the original invoice of purchase I after an evaluation has been made by BAKER and a defect in materials and or workmanship is found BAKER wil al BAKER option repair or replace the defective of the assembly Warranty card must be returned within 45 days of purchase to be valid ADDITIONALWARRANTY PROVISIONS This limited warranty does not cover labor or other
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