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Xray XB4C 23 Instruction Manual
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Xray XB4C 23 Instruction Manual

1/10 luxury electric off-road buggy 4wd
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I N S T R U C T I O N M A N U A L
XB4C'23 & XB4D'23
FOR XB 4C '23 & XB 4D'23 E DITION
1

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Summary of Contents for Xray XB4C 23

  • Page 1 I N S T R U C T I O N M A N U A L XB4C’23 & XB4D’23 FOR XB 4C '23 & XB 4D'23 E DITION...
  • Page 2 Fax: (214) 744-2401 of our customers. E-mail: info@teamxray.com E-mail: xray@rcamerica.com You can join thousands of XRAY fans and enthusiasts in our online community at: www.teamxray.com FAILURE TO FOLLOW THESE INSTRUCTIONS WILL BE CONSIDERED AS ABUSE AND/OR NEGLECT. SAFETY PRECAUTIONS Contains: reference, even after completing the assembly.
  • Page 3 Therefore we ask you, if at all possible, to purchase • For the best performance, it is very important that great care is taken to XRAY products at your hobby dealer and give them your support like we do. ensure the free movement of all parts.
  • Page 4 TOOLS REQUIRED Allen 1.5mm (#111545 - HUDY EXCLUSIVE Limited Edition) Combination Pliers (HUDY #189020) Allen 2.0mm (#112045 - HUDY EXCLUSIVE Limited Edition) Arm Reamer 3.0mm (#107643 - HUDY EXCLUSIVE Limited Edition) Side Cutters (HUDY #189010) Socket 5.5mm (#175535 - HUDY EXCLUSIVE Limited Edition) Socket 7.0mm (#177035 - HUDY EXCLUSIVE Limited Edition) Pocket Hobby Knife (HUDY #188981) Reamer (#107602 - HUDY EXCLUSIVE Limited Edition)
  • Page 5 NOT INCLUDED Follow Set-Up Book: XRAY offers wide range of optional tuning parts which are SAMPLE OF OPTIONAL PARTS listed in a table like this. Please refer to the exploded view To ensure that you always have access to the most up-to-date version of the Set-up...
  • Page 6 941014 304932 971050 364962 964031 304980 964050 964050 304932 304990 304932 #365100 364940 XRAY XB4 ACTIVE DIFFERENTIAL 981210 FRONT/REAR - SET 971050 964031 364920 #364912-G 941014 GEAR DIFFERENTIAL CASE - LARGE VOLUME - GRAPHITE 364962 ACTIVE DIFF SEGMENTS 903258 #325123 60º...
  • Page 7 1. FRONT & REAR DIFFERENTIAL CARPET DIRT Front diff Rear diff Silicone oil Silicone oil 10.000cSt 10.000cSt CARPET CARPET 7.000cSt 7.000cSt DIRT DIRT 964031 Fill just above the cross-pins. Fill just above the cross-pins. S 3.5x10x0.2 PROPER AMOUNT OF OIL IN THE DIFFS Use a digital scale to measure the exact amount of oil in the diff.
  • Page 8 1. CENTER GEAR DIFFERENTIAL DIRT 980210 #365101 XRAY XB4 ACTIVE DIFFERENTIAL - CENTER - SET 364912 964031 364963 SHORT 304930 971050 304980 304990 ACTIVE DIFF SEGMENTS 964050 304930 #325123 60º OPTION CENTER DIFF SPUR GEARS 364913 #364978 78T/48 OPTION #325125 90º...
  • Page 9 1. CENTER GEAR DIFFERENTIAL DIRT Center diff 100.000cSt Silicone oil Fill just above the cross-pins. 964031 S 3.5x10x0.2 PROPER AMOUNT OF OIL IN THE DIFFS Use a digital scale to measure the exact amount of oil in the diff. Remember that during operation the diff gets hotter and the heat may allow the oil Fill differential up to the top of the to expand.
  • Page 10 365127 902305 362370 362006 XRAY BALL-BEARINGS #359050 5x10x4 GREASE OPTION #365100 #940510 5x10x4 OIL INCLUDED XRAY XB4 ACTIVE DIFFERENTIAL #940814 8x14x4 GREASE OPTION FRONT/REAR - SET #940815 8x14x4 OIL INCLUDED BALL-BEARING HUBS #324172 1 DOT OPTION #324172 2 DOTS OPTION...
  • Page 11 CARPET 2. REAR CENTRAL TRANSMISSION NOTE ORIENTATION ➌ 902305 Bearing Oil SH M3x5 HIGHEST (HUDY #106230) 3 DOTS 8x14x4mm ➋ ➊ GRAPHITE GREASE (HUDY #106210) 5x10x4mm 940510 Bearing with BLUE ➍ BB 5x10x4 rubber covers ➎ NOTE ORIENTATION ➏ 940815 DETAIL BB 8x14x4 CARPET...
  • Page 12 DIRT 2. REAR CENTRAL TRANSMISSION NOTE ORIENTATION ➌ 902305 LOWEST 3 DOTS SH M3x5 Bearing Oil (HUDY #106230) ➋ 8x14x4mm ➊ GRAPHITE GREASE (HUDY #106210) 5x10x4mm 940510 BB 5x10x4 Bearing with BLUE ➍ rubber covers NOTE ORIENTATION ➎ ➏ 940815 DETAIL BB 8x14x4 DIRT...
  • Page 13 2. FRONT CENTRAL TRANSMISSION CARPET DIRT #365100 XRAY XB4 ACTIVE DIFFERENTIAL FRONT/REAR - SET ACTIVE DIFF SEGMENTS #325123 60º OPTION 902312 #325125 90º INCLUDED #325127 120º OPTION 362006 324172 365444 364903+364940 940510 981208 365127 362371 CARPET 362373 DIRT 902305 940815...
  • Page 14 CARPET 2. FRONT CENTRAL TRANSMISSION NOTE ➌ ORIENTATION NOTE ORIENTATION DETAIL 902305 SH M3x5 1 DOT Bearing Oil ➋ ANGLED HUB 8x14x4mm (HUDY #106230) ➊ GRAPHITE GREASE ➍ 5x10x4mm (HUDY #106210) Bearing with BLUE ➎ NOTE ORIENTATION 940510 rubber covers THREAD LOCK BB 5x10x4 ➏...
  • Page 15 DIRT 2. FRONT CENTRAL TRANSMISSION NOTE ORIENTATION ➌ NOTE ORIENTATION DETAIL 902305 ANGLED HUB Bearing Oil SH M3x5 8x14x4mm 3 DOTS (HUDY #106230) ➋ ➊ GRAPHITE GREASE ➍ 5x10x4mm (HUDY #106210) Bearing with BLUE ➎ NOTE ORIENTATION rubber covers THREAD LOCK 940510 BB 5x10x4 ➏...
  • Page 16 3. REAR SUSPENSION CARPET DIRT 903312 363123-H (LONG) 362315 363325 367210 363113-H (LONG) 362315 363113-H 363316 363123-H 901304 903312 902308 362006 362478 CARPET 362473 DIRT 901303 303431-K Remove the 3x6.5x2mm 303454 shim from each rear arm. 303454 901308 SHORT REAR SUSPENSION ARMS #363317 #363112-H RIGHT HARD OPTION...
  • Page 17 Outer position = 1° or 0.75mm from center. The XRAY rear alu lower suspension holders provide great range of adjustment for the rear suspension. Using different combinations of eccentric bushings, fine adjustment of rear anti-squat, rear toe-in, rear roll center, and rear track-width can be obtained. For more information about the influence of rear anti-squat, rear toe-in, rear roll center and rear track width on car handling, please refer to HUDY Set-up Book (#209100).
  • Page 18 3. REAR SUSPENSION CARPET DIRT 901308 SB M3x8 DETAIL 1.5mm STEP DETAIL ➌ ANTI-ROLL BARS DETAIL 901303 #362470 1.0mm OPTION SB M3x3 INITIAL SETTING 0~1mm #362471 1.1mm OPTION #362472 1.2mm OPTION #362473 1.3mm INCLUDED 901304 SB M3x4 #362474 1.4mm OPTION #362476 1.6mm OPTION #362478 1.8mm INCLUDED 902308...
  • Page 19 CARPET DIRT 3. FRONT SUSPENSION 903312 362315 362323 367210 362112-H 362313 362315 362112-H (SHORT) 903312 901303 902308 361201 362478 CARPET 303454 362472 DIRT 901308 303431-K 362006 901304 303454 902308 ANTI-ROLL BARS #362470 1.0mm OPTION SHORT FRONT SUSPENSION ARMS #362471 1.1mm OPTION #362112 MEDIUM OPTION...
  • Page 20 Outer position = 1° or 0.75mm from center. The XRAY alu front lower suspension holders provide great range of adjustment for the front suspension. Using different combinations of eccentric bushings, fine adjustment of front kick-up, roll-center, and front track-width can be obtained. For more information about the influence of kick-up, front track-width, and roll centers on car handling, please refer to HUDY Set-up Book (#209100).
  • Page 21 CARPET DIRT 3. FRONT SUSPENSION 901308 SB M3x8 DETAIL 1.5mm 902308 SH M3x8 ANTI-ROLL BARS STEP DETAIL ➌ DETAIL #362470 1.0mm OPTION 901303 INITIAL SETTING SB M3x3 0~1mm #362471 1.1mm OPTION #362472 1.2mm INCLUDED #362473 1.3mm OPTION 901304 #362474 1.4mm OPTION SB M3x4 3x3mm...
  • Page 22 - SWISS 7075 T6 #325341 REAR ADJUSTABLE DRIVE AXLE LB - HUDY SPRING STEEL™ #325390 ALU SHIM 10x12x2MM (2) WHEEL HUBS 12MM #365360 +4.5mm 6 SLOTS OPTION XRAY BALL-BEARINGS #365359 +3.75mm 5 SLOTS OPTION #940512 5x12x4 OPTION ALU CONICAL SHIMS #365358 +3.0mm 4 SLOTS OPTION...
  • Page 23 LESS OFFSET MORE OFFSET #325324 75mm OPTION Rear - more traction Rear - less traction #325327 77mm INCLUDED Front - more steering Front - less steering XRAY BALL-BEARINGS REAR UPRIGHTS #940512 5x12x4 OIL OPTION #323354-H HARD INCLUDED #941015 10x15x4 OIL OPTION...
  • Page 24 4. REAR TRANSMISSION CARPET DIRT Ensure that the rear upright moves freely. If it does not move 306219 LONGER WHEELBASE freely, use sandpaper to thin both SHIM 3x6x1 wheelbase adjustment shims. Adjustment Shim IN FRONT OF HUB moves hub rearward. 306219 SHIM 3x6x2 902254...
  • Page 25 #365353 0 SLOTS INCLUDED 362651 365225 #365354 -0.75mm Lightw. OPTION 980210 362280 #365361 -1.25mm Lightw. OPTION 980210 362280 365240 359050 XRAY BALL-BEARINGS 365230 901306 362250-H #940510 5x10x4 OIL OPTION #940512 5x12x4 OIL OPTION 902312 365470 940513 #359050 5x10x4 GREASE INCLUDED...
  • Page 26 #106210 HUDY GRAPHITE GREASE ➍ #106213 HUDY JOINT GREASE - OPTION SHORT AXLE Use HUDY Ball-Bearing Grease 359050 #106220 - STANDARD BB 5x10x4 #106221 - BLUE #106222 - RED XRAY BALL-BEARINGS #940510 5x10x4 OPTION 5x10x4mm #940512 5x12x4 OPTION Bearing with STEEL #359050...
  • Page 27 4. FRONT TRANSMISSION CARPET DIRT Check for free movement. 901306 SB M3x6 DO NOT OVERTIGHTEN ARM REAMER ➋ (HUDY #107643) 20mm If the C-hub does not move freely, use a HUDY Arm Reamer to resize the hole. NOTE ORIENTATION ➊ CARPET DIRT THREAD...
  • Page 28 CARPET DIRT 4. FRONT & REAR ASSEMBLY 902306 ALU NUTS M3 #296530-B BLUE OPTION 902308 902306 #296530-K BLACK OPTION CARPET 902314 #296530-O ORANGE OPTION #960031 SILVER OPTION 361289 902310 366011 CARPET CARPET 903306 CARPET 361190 902318 326177 960030 361288 DIRT 902312 960030 366143...
  • Page 29 CARPET DIRT 4. FRONT & REAR ASSEMBLY #361275 CARBON FIBER CHASSIS SIDE GUARD L+R 903308 SFH M3x8 903310 SFH M3x10 960030 N M3 3x10mm ALU NUTS M3 #296530-B BLUE OPTION #296530-K BLACK OPTION 3x8mm #296530-O ORANGE OPTION 3x10mm #960031 SILVER OPTION CHASSIS FLEX NOTE...
  • Page 30 4. FRONT & REAR ASSEMBLY CARPET DIRT 902314 SH M3x14 After you mount the rear suspension assembly to the chassis, fully tighten all 4 screws that were previously left untightened (page 29 , step 2). 903310 SFH M3x10 DETAIL 902312 SH M3x12 903310 SFH M3x10...
  • Page 31 4. FRONT & REAR ASSEMBLY CARPET DIRT #366161 Choose the diameter of O-ring to best eliminate play between the battery and post without being too tight. 6x5mm ORIENTATION FOR LOW BATTERY PACK 902318 6x4mm SH M3x18 Battery (NOT INCLUDED) 6x3mm 6x2mm ORIENTATION FOR STANDARD BATTERY PACK...
  • Page 32 CARPET DIRT 5. STEERING 362571 302665 362280 352610 303125 362652 302665 362652 302665 361322 352610 362581 302665 303122 902308 940508 362540 903308 362290 362510 303122 362290 #362510-G 940508 COMPOSITE SERVO SAVER - GRAPHITE 902310 362510 362510 332540 #362575 902310 970100 332561 ALU STEERING PLATE 2-HOLE - 6mm PROFILED SHAPE - SWISS 7075 T6...
  • Page 33 5. STEERING CARPET DIRT THREAD LOCK 970100 O 10x1.5 INITIAL PRELOAD SETTING DETAIL 1~2mm CLEANER SERVO SAVER NOTE ORIENTATION STEERING PLATES #362571 HARD INCLUDED #362571-G GRAPHITE OPTION #362575 OPTION 902310 SH M3x10 Increases steering precision and predictability and is recommended for use in high-traction conditions. Includes extra Ackermann positions for very precise steering adjustment.
  • Page 34 CARPET DIRT 5. STEERING 903308 SFH M3x8 THREAD 31.2mm Install the pivot balls with Professional CARPET 10mm Thread Multi Tool (HUDY #183011). DIRT THREAD 303125 SHIM 3x6x3 362280 CON. SHIM 3x6x2 NOTE ORIENTATION Adjustment block towards outside. CONICAL SHIM 2mm INITIAL POSITION NOTE ORIENTATION view...

  • Page 35: Table Of Contents

    6. SLIPPER CLUTCH ASSEMBLY CARPET 361321 902308 CENTER DIFF CONVERSION 361159 361189 364125 #365101 XRAY XB4 ACTIVE DIFF. CENTER - SET 902308 #364904 XRAY XB4 CENTER DIFF. - SET 941015 902308 981210 364133 930126 364175 364126 364160 305092 364116 #364024 ALU CENTRAL BULKHEAD or...
  • Page 36 CARPET 6. SLIPPER CLUTCH ASSEMBLY 901304 DETAIL SB M3x4 13mm # 106231 Thread lock apply HUDY ONE-WAY BEARING OIL 980210 to Inside thread. P 2x10 Apply a drop of One-Way Bearing Oil after every 1-2 hours of driving to ASSEMBLY VIEW increase lifespan.
  • Page 37 6. SLIPPER CLUTCH ASSEMBLY CARPET ALTERNATIVE BULKHEADS IN FRONT POSITION TIGHTEN GENTLY (INITIAL SETTING) 902322 SH M3x22 NOTE ORIENTATION 903308 SFH M3x8 ALTERNATIVE BULKHEADS IN REAR POSITION (DO NOT use for initial setting) All screws (117mm Front position) BEARING OIL (HUDY #106230) 941015 BB 10x15x4...
  • Page 38 CARPET 6. SLIPPER CLUTCH ASSEMBLY VERY IMPORTANT! It is very important that you NEVER FULLY TIGHTEN the Slipper Clutch. Overtightening the Slipper Clutch may result in breakage of the diff crown gear and pinion gear. CENTRAL SLIPPER CLUTCH 13mm ADJUSTMENT The Slipper Clutch can be adjusted by loosening the set- ONE-WAY SLIPPER CLUTCH ADJUSTMENT screw and then, while keeping the tool in the set-screw...

  • Page 39: Hex Screw Sh M3X8

    ONE-WAY SLIPPER CLUTCH SET 902308 902322 361176 365435 #364025 364014 (Front position) ALU CENTRAL BULKHEAD 364023 #365101 XRAY XB4 ACTIVE 365436 DIFFERENTIAL - CENTER - SET (Front position) 903308 #365434 CENTRAL DOGBONE DRIVE SHAFT 47MM 903308 972030 ACTIVE DIFF SEGMENTS...
  • Page 40 BEARING OIL 941015 (HUDY #106230) BB 10x15x4 NOTE ORIENTATION 972030 BEARING OIL O 3x2 (HUDY #106230) (65mm Front position) #365101 XRAY XB4 ACTIVE DIFFERENTIAL - CENTER - SET ACTIVE DIFF SEGMENTS #325123 60º OPTION #325125 90º INCLUDED #325127 120º OPTION #365438...
  • Page 41 CARPET DIRT 7. SHOCK ABSORBERS PISTONS DETAIL holes holes holes (Create custom holes) (1.6mm) (1.7mm) (0mm - use required drill pin) 368010 965023 368031 Thick Shim Thin Shim Thick Shim 368161 363240 368121 902205 970120 306219 holes holes holes (Create custom holes) (1.6mm) (1.7mm) (0mm - use required drill pin)
  • Page 42 7. SHOCK ABSORBERS CARPET DIRT ➋ There are two different thickness shims, use ➌ them as shown. Use the same procedure when 965023 ➊ C 2.3 building both front and rear shocks. THICK Shim 2 holes (1.6mm) 970080 O-ring O 8x1 THIN Shim INITIAL PISTON 972031...
  • Page 43 CARPET DIRT 7. SHOCK ABSORBERS IMPORTANT UP-STOP TRAVEL SETTINGS It is very important to have properly set the up-stop travel to avoid ENSURE UP-STOP SHIM damage to the drive shaft and diff outdrives. NO COLLISION To avoid collision of the drive shaft with diff outdrives use the up-stop travel shims to set-up the up-stop travel.
  • Page 44 8. FINAL ASSEMBLY CARPET DIRT 107872 Velcro Tape 369712 369714 CARPET DIRT 903308 361320 323517 CARPET 323513 DIRT Speed Controller LiPo Battery Pack (NOT INCLUDED) (NOT INCLUDED) Receiver (NOT INCLUDED) 960030 366054 306310 366231 (OPTION) 960030 368045 366205 306301 902306 Steering Servo (OPTION) (NOT INCLUDED)
  • Page 45 8. FINAL ASSEMBLY CARPET DIRT ➋ 902316 SH M3x16 ➊ 960030 N M3 ➍ NOTE ORIENTATION INITIAL POSITION DETAIL ➌ DETAIL INITIAL POSITION ➋ 902312 SH M3x12 960030 N M3 ➊ ➍ NOTE ORIENTATION INITIAL POSITION DETAIL ALU NUTS M3 #296530-B BLUE OPTION DETAIL...
  • Page 46 8. FINAL ASSEMBLY CARPET DIRT SERVO LINK Adjust servo link to fit your servo. 28mm THREAD THREAD 6mm THREAD INITIAL SETTING CARPET DIRT Install the pivot balls with Professional Multi Tool (HUDY #183011). 6mm THREAD HUDY ALU SERVO HORNS NOTE 3x6mm #293497 ORIENTATION...
  • Page 47 8. FINAL ASSEMBLY CARPET DIRT Motor (NOT INCLUDED) NOTE ORIENTATION 902310 SH M3x10 ➌ NOTE ➊ ORIENTATION ➋ Pinion (NOT INCLUDED) PINIONS #365718 18T / 48P #305919 19T / 48P #294020 20T / 48P #294021 21T / 48P #294022 22T / 48P #294023 23T / 48P #305924...
  • Page 48 CARPET DIRT 8. FINAL ASSEMBLY Speed Controller #107876 (NOT INCLUDED) HUDY ULTRA THIN DOUBLE- 903310 SIDED TAPE - SINGLE STRIP (5) SFH M3x10 #107875 DOUBLE-SIDED TAPE #293110 or 293112 #293101 HUDY ALU RC FAN 30MM HUDY BRUSHLESS RC FAN (30mm) SIDE MOUNT 2 HOLE #293100 or 293101 HUDY ALU RC FAN (30mm)
  • Page 49 (HUDY #188990) BODY REAMER (HUDY #107602) REAR WING SHIMS #293561 SILVER OPTION #293561-O ORANGE OPTION #293561-K BLACK OPTION XRAY LEXAN REAR WINGS #323510 1.0mm OPTION #323511 1.5mm OPTION #323513 1.0mm RANK INCLUDED DIRT #323517 1.0mm TEC INCLUDED CARPET #363510 1.0mm OPTION #363511 1.5mm...
  • Page 50 HIGH TRACTION Cutting line LOW TRACTION Cutting line SCISSORS (HUDY #188990) BODY REAMER (HUDY #107602) DIRT XB4 GAMMA 4D BODY XRAY LEXAN BODY SCISSORS #369712 0.75mm DELTA 4C INCLUDED (HUDY #188990) HIGH TRACTION Cutting line #369713 0.50mm DELTA 4CL OPTION #369714 0.75mm DELTA 4D...
  • Page 51 CARPET DIRT 8. FINAL ASSEMBLY #209200 HUDY CHASSIS PROTECTOR VINYL STICKER 360x125MM 960240 N M4 Rear wheel (WIDE) Front wheel (NARROW) ASSEMBLY VIEW...
  • Page 52 MAINTENANCE SHOCK MAINTENANCE The most important maintenance task for keeping consistent shock performance is refilling and bleeding them correctly. If built correctly, it will not be necessary to re-build them often. Replacing warped/hard o-rings, scarred piston rods, or shaved/split/loose composite upper and lower ball joints are also important. •...
  • Page 53 #107720 GAUGE COMPOUND INSERTS WHEELS ELECTRONICS MOTOR SPEEDO MOTOR BATTERY TIMING BATTERY SIZE STD. SHORT LOW SHORT 1 2 3 4 BODY 1 2 3 TYPE FRONT BATTERY POST REAR BATTERY POST COMMENTS XB4’23 SET-UP SHEET VER. 1 ©XRAY 2022...
  • Page 54 199183 108601 - Grey 104004 108603 - Dark Gray 108602 - Silver Gray 108604 - Titan 108605-Black 106000 106036 109801 107701 181090 107740 107742 293100 293101 181030 293110 293112 108190 104004 HUDY AIR VAC - VACUUM PUMP - 1/10 OFF-ROAD 108160 HUDY 1/10 OFF-ROAD CAR STAND - V2 105500...
  • Page 55 199270 107855 109880 199060 298100 108160 105520 109840 183011 107090 107601 177035 105550 175535 108901 108960 112045 132045 109860 111545 153055 107880 188990 109880 HUDY ALU TRAY FOR ACCESSORIES & PIT LED 188990 HUDY PROFESSIONAL BODY SCISSORS 111545 LIMITED EDITION - ALLEN WRENCH # 1.5MM 199060 HUDY ALU TOOL STAND 112045...
  • Page 56 RC AMERICA, 2030 Century Center Blvd #15, Irving, TX 75062, USA PHONE: 214-744-2400, FAX: 214-744-2401, xray@rcamerica.com /TeamXray /TeamXray /TeamXray /TeamXrayRC /XrayRacing /XrayRacing...

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