Xray X4 Instruction Manual
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Xray X4 Instruction Manual

1/10 luxury electric touring car
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  • 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 reference, even after completing the assembly. Use only genuine and original...
  • 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) Side Cutters Allen 3.0mm (#113045 - HUDY EXCLUSIVE Limited Edition) (HUDY #189010) Ball Allen 3.0mm (#133045 - HUDY EXCLUSIVE Limited Edition) Pocket Hobby Knife (HUDY #188981) Screwdriver 3.0mm (#153055 - HUDY EXCLUSIVE Limited Edition) Socket 5.5mm (#175535 - HUDY EXCLUSIVE Limited Edition)
  • Page 5 BUILD TIPS & NOTES XRAY offers wide range of optional tuning parts Alexander Hagberg (Factory Driver) SAMPLE OF OPTIONAL PARTS which are listed in a table like this. Please refer #30XXXX TYPE1 OPTION 1 When a QR CODE is found in the instruction manual,...
  • Page 6 COMPOSITE SOLID AXLE 304901 X4 GEAR DIFFERENTIAL - SET 902310 HEX SCREW SH M3x10 (10) 304911 X4 COMPOSITE GEAR DIFF. CASE WITH 38T PULLEY & COVER 903258 HEX SCREW SFH M2.5x8 (10) 304930 COMPOSITE GEAR DIFF BEVEL & SATELLITE GEARS (2+4) 941015...
  • Page 7 1. GEAR DIFFERENTIAL & FRONT SOLID AXLE If the diff is not turning freely after NOTE assembly, use thin sand paper to ORIENTATION lightly polish the surface. STEP DETAIL ➍ ➊ Use tweezers to 964050 S 5x15x0.3 insert pin. ➍ CUTAWAY VIEW 972050 O 5x2...
  • Page 8 1. GEAR DIFFERENTIAL & FRONT SOLID AXLE After disassembling the gear diff, the large O-ring may have an 971240 increased size and may be more difficult to re-install. We recommend O 24x0.7 either inserting the old O-ring carefully in the diff cover, or installing a new O-ring if the old one cannot be made to fit properly.
  • Page 9 303181-H X4 COMPOSITE CFF™ CARBON-FIBER FUSION REAR LOWER ARM - HARD - LEFT 303250 X4 LOWER ARM BALL UNIVERSAL 6.0MM WITH HEX - HUDY SPRING STEEL™ (2) 303260 X4 PIVOT BALL 6.0MM WITH M3x5.5MM THREAD - HUDY SPRING STEEL™ (2)
  • Page 10 2. FRONT & REAR SUSPENSION SUSPENSION ARMS NOTE ORIENTATION Install the pivot balls with Professional NOTE Multi Tool (HUDY #183011). ORIENTATION NOTE ORIENTATION Press straight NOTE ORIENTATION SUSPENSION ARMS 901310 LEFT = RIGHT SB M3x10 DETAIL 4x8mm 901408 SB M4x8 5.0mm VIDEO TECH TIP ▶...
  • Page 11 #302121 FRONT ROLL-CENTER SPACER (2) 303119-K SHIM 3x9x2 #302122 REAR ROLL-CENTER SPACER (2) 303123-K 3x9x2mm (X4 Graphite) SHIM 3x6x2 3x6x2mm (X4 Alu) 903308 SFH M3x8 3x9x2mm (X4 Graphite) VIDEO TECH TIP ▶ 3x6x2mm (X4 Alu)
  • Page 12 COMPOSITE ADJUSTMENT BALL-BEARING HUB (4) 902306 HEX SCREW SH M3x6 (10) 302311 X4 ALU CASTER BUSHING FRONT 4° / REAR 1.5° - 2 DOTS (4) 902308 HEX SCREW SH M3x8 (10) 302770 X4 ALU LOWER ADJUSTMENT BULKHEAD - FRONT R / REAR L...
  • Page 13 3. CENTRAL TRANSMISSION Milled Out Area inside DETAIL 903305 SFH M3x5 NOTE ORIENTATION VIDEO TECH TIP ▶ BUILDING THE BULKHEADS Milled Out Area inside DETAIL NOTE ORIENTATION #305436 #302063 or #302063-K HIGH-PERFORMANCE DRIVE BELT ALU ADJUSTMENT BALL-BEARING HUB (2) LOW-FRICTION 3x351mm SOLID AXLE GEAR DIFF SOLID AXLE...
  • Page 14 3. CENTRAL TRANSMISSION NOTE ORIENTATION FOR ALL PARTS IMPORTANT All 4 bushings at one end of the car must be installed in the same orientation. 902308 SH M3x8 VIDEO TECH TIP ▶ Never use alu or titanium screws for the eccentric bushings. ALU CASTER BUSHINGS #302310 0.5°...
  • Page 15 BB 4x7x2.5 970050 NOTE BEARING OIL NOTE (HUDY #106230) O 5x1 ORIENTATION ORIENTATION When using XRAY spur gears or #966081 aftermarket spur gears without an offset, use DETAIL CH-CLIP 8 (10) OFFSET NOTE CUTAWAY VIEW 3x5x1mm shims (#303141 not included)
  • Page 16 X4 BRASS WEIGHT FRONT LEFT FOR MOTOR MOUNT 8g MOTOR MOUNT WEIGHT ADJUSTMENT These optional brass pieces place the extra weight close to the X4 center to minimize the effects on the front-to-rear weight bias. X4 BRASS WEIGHT REAR RIGHT...
  • Page 17 3. CENTRAL TRANSMISSION 903305 SFH M3x5 MOTOR MOUNT FLEX ADJUSTMENT The motor mount is part of the chassis flex adjustment. Adding or removing screws from the mount will create different flex settings for different tracks and traction levels. NOTE: When removing screws from the motor mount, the spur gear becomes more susceptible to breakage in crashes. VIDEO TECH TIP MOTOR MOUNT FLEX ▶...
  • Page 18 3. CENTRAL TRANSMISSION #303768 ALU CHASSIS T-BRACE - 7075 T6 NOTE ORIENTATION DETAIL #303767 303121-K BRASS CHASSIS T-BRACE - 10g SHIM 3x6x0.5 CHANNEL Use only for STIFF setting 0.5mm 0.5mm 0.5mm SHIM SHIM 903305 0.5mm SFH M3x5 903306 SFH M3x6 3x6mm 3x6mm 3x5mm...
  • Page 19 3. CENTRAL TRANSMISSION NOTE 903305 ORIENTATION SFH M3x5 FRONT CROSS BRACE The cross brace reduces front chassis flex and improves steering response. Recommended for most conditions EXCEPT for higher-traction conditions or high-speed tracks where a smoother steering response is preferred. VIDEO TECH TIP ▶...
  • Page 20 4. STEERING #301071 X4 GRAPHITE UPPER DECK 1.6mm 902305 #301072 X4 GRAPHITE UPPER DECK - SPLIT FRONT - 2.0mm #301073 X4 GRAPHITE UPPER DECK - SPLIT REAR - 2.0mm 902306 930306 301158 301158 301070 902305 303143 306219 303454 362652 372503...
  • Page 21 4. STEERING SERVO LINK STEERING LINKS #302612-O Adjust servo link to fit your servo. ALU ADJ. TURNBUCKLE M3 L/R 39mm ORANGE - SWISS 7075 T6 (2) NOTE ORIENTATION Round ball joint on the long side. THREAD THREAD THREAD THREAD #302610 ADJ.
  • Page 22 The optional screw removes excessive radial play from the steering. 903305 SFH M3x5 #302571 X4 GRAPHITE STEERING PLATE SET The optional graphite bridge stiffens the steering assembly and improves initial steering response. This option is mainly recommended for medium - to high-grip carpet racing.
  • Page 23 930306 BB 3x6x2.5 #301072 X4 GRAPHITE UPPER DECK - SPLIT FRONT - 2.0mm #301073 X4 GRAPHITE UPPER DECK - SPLIT REAR - 2.0mm IMPORTANT 3x5mm Do not use all scews, please select one of (INCLUDED) - #301070 X4 GRAPHITE TOP DECK 2.0mm...
  • Page 24 ECS (ES) DRIVE SHAFT CASE FOR 2MM PIN - HUDY SPRING STEEL™ 302393 X4 ALU REAR ARS PLATE - SWISS 7075 T6 (2) 305260 X4 ECS DRIVE SHAFT 58MM FOR 2MM PIN - HUDY SPRING STEEL™ (1) 302432 STEEL BALL END 4.9MM WITH 4MM THREAD (2) 305343 X4 DRIVE AXLE - LIGHTWEIGHT - HUDY SPRING STEEL™...
  • Page 25 5. FRONT & REAR SUSPENSION REAR TRANSMISSION - CVD DRIVE SHAFT FRONT TRANSMISSION - ECS DRIVE SHAFT 901302 SB M3x2.5 THREAD LOCK 305392 DO NOT OVERTIGHTEN THREAD LOCK P 2x10 GRAPHITE GREASE GRAPHITE GREASE 305394 (HUDY #106210) P 2x9 (HUDY #106210) 2x10mm 2x9mm DETAIL STEP...
  • Page 26 To adjust the width of the car, optional wheel shims can be quickly added or removed. CUTAWAY VIEW #305357 X4 ALU WHEEL HUB -0.5mm SWISS 7075 T6 (2) STEERING BLOCKS #302240-G GRAPHITE INCLUDED After inserting the clip, push both sides again to...
  • Page 27 To adjust the width of the car, optional wheel shims can be quickly added or removed. #305357 CUTAWAY VIEW X4 ALU WHEEL HUB -0.5mm SWISS 7075 T6 (2) STEERING BLOCKS #302240-G GRAPHITE INCLUDED After inserting the clip, push both sides again to...
  • Page 28 5. FRONT & REAR SUSPENSION REAR TRANSMISSION FRONT TRANSMISSION 902304 SH M3x4 ALU REAR ARS PLATE - SHORTER ALU STEERING PLATE - LONGER NOTE WIDER NOTE ORIENTATION ORIENTATION NARROWER #302394 #302396 STEEL FRONT STEERING PLATE (2) STEERING PLATE FRONT +1mm (2) #302395 STEEL REAR ARS PLATE (2) Use optional steel plates for increased durability.
  • Page 29 5. FRONT & REAR SUSPENSION REAR SUSPENSION #106213 HUDY JOINT GREASE 303121-K SHIM 3x6x0.5 0.5mm Raising the rear axle height will VIDEO TECH TIP ▶ free up the rear and improve rotation and off-power steering. Mainly recommended for medium- to high-traction asphalt surfaces. Minimum shim thickness is 0.5mm;...
  • Page 30 FRONT & REAR ANTI-ROLL BARS REAR ANTI-ROLL BARS FRONT ANTI-ROLL BARS #302821 1.1mm OPTION #303821 1.1mm OPTION 930306 #303822 1.2mm INCLUDED X4 Graphite #302822 1.2mm OPTION BEARING OIL BB 3x6x2.5 #302823 1.3mm INCLUDED X4 Graphite #303823 1.3mm INCLUDED X4 Alu (HUDY #106230) #303824 1.4mm OPTION...
  • Page 31 5. FRONT & REAR SUSPENSION Install the pivot balls with Professional 17mm Multi Tool (HUDY #183011). 4mm Thread REAR TRANSMISSION REAR TRANSMISSION 901302 CENTER SB M3x2.5 DETAIL 3x4mm 901304 SB M3x4 3x2.5mm 3x4mm 3x2.5mm Set the bar into the center, remove the play in the bushings, and tighten the set-screws fully.
  • Page 32 5. FRONT & REAR SUSPENSION FRONT ANTI-ROLL BAR FRONT ANTI-ROLL BAR CENTER DETAIL 901302 SB M3x2.5 901304 3x4mm SB M3x4 3x2.5mm 3x4mm Set the bar into the center, remove the play in the 3x2.5mm bushings, and tighten the set-screws fully. VIDEO TECH TIP ▶...
  • Page 33 308335 308316 VIDEO TECH TIP ▶ 303241 #308031-O ALU XRAY SHOCK SPRING RETAINING COLLAR - ORANGE (4) SHOCKS & SPRINGS #308029 #308031-K ULP ALU PROGRESSIVE SHOCK SYSTEM - SET (2) ALU XRAY SHOCK SPRING RETAINING COLLAR - BLACK (4) Progressive shock system for touring cars for improved traction and steering characteristics.
  • Page 34 6. SHOCK ABSORBERS SHOCK OIL NOTE 972030 ORIENTATION O 3x2 SHOCK OIL SHOCK OIL SHOCK OIL CUTAWAY VIEW DETAIL ➊ ➋ 970131 SHOCK OIL O 13x1.0 Be careful not to cross-thread the collar on the shock body. Install the pivot balls with Professional NOTE! Multi Tool (HUDY #183011).
  • Page 35 SHOCK LENGTH ADJUSTMENT: #308031-O ALU XRAY SHOCK SPRING RETAINING COLLAR - ORANGE (4) It is VERY IMPORTANT that all shocks are equal length. Fully extend the shock absorber and measure the end-to-end length; we recommend using digital calipers to give an accurate measurement. If a shock absorber is shorter or longer than others, adjust the shock length by tightening or loosening the ball joint on the shock rod.
  • Page 36 HEX SCREW SFH M3x10 (10) 301336 REAR BODY MOUNT SET 960030 NUT M3 (10) 301370 X4 ALU PLATE FOR REAR GRAPHITE BODY POST HOLDER 981212 PIN 2x12 (10) 301380 GRAPHITE BODY POST HOLDER (L+R) 303123-K ALU SHIM 3x6x2.0MM - BLACK (10) 301231 FOAM BUMPER - LIGHT &...
  • Page 37 7. FRONT & REAR ASSEMBLY BODY POST ORIENTATION 903308 This new, innovative & unique feature SFH M3x8 allows adjustment of the body position for all kind of surfaces, traction conditions, touring classes, using only one body. There are two different body positions; 903310 rearward and center.
  • Page 38 7. FRONT & REAR ASSEMBLY #301351-O ALU ADJUSTABLE BODY POST STOP (2) 981212 P 2x12 Very handy, easily externally adjustable body post made from Swiss 7075 T6 aluminum. Allows for adjustment of body height by 3mm without needing to change the position on the body post. FRONT ECC.
  • Page 39 7. FRONT & REAR ASSEMBLY REAR VERTICAL BODY MOUNTING REAR HORIZONTAL BODY MOUNTING (INITIAL SETTING) 902308 SH M3x8 903306 SFH M3x6 NOTE ORIENTATION The optional horizontal rear body mounting has proven beneficial for medium- to high- grip conditions, and especially on technical tracks. The horizontal mounting improves the direction change of the car, improves steering response, and improves rotation.
  • Page 40 HEX SCREW SH M3x20 (10) 306201 ALU SERVO MOUNT - LONG 903306 HEX SCREW SFH M3x6 (10) 306206 X4 ALU SERVO MOUNT - BLACK 903308 HEX SCREW SFH M3x8 (10) 306237 X4 GRAPHITE FLOATING SERVO HOLDER 3.0MM 903312 HEX SCREW SFH M3x12 (10)
  • Page 41 7. FINAL ASSEMBLY ALTERNATIVE 1 ALTERNATIVE 2 FLOATING FORWARD MOUNT SERVO HOLDER FLOATING REARWARD MOUNT SERVO HOLDER (INITIAL SETTING) 902306 SH M3x6 903306 SFH M3x6 For improved weight balance and for more space for electronics, we recommend using a narrow, light servo. VIDEO TECH TIP ▶...
  • Page 42 7. FINAL ASSEMBLY #306410 ALU FAN MOUNT 902308 SH M3x8 (#901302) 3x2.5mm set screw (NOT INCLUDED) #293110 HUDY BRUSHLESS RC FAN 30MM WITH EXTERNAL SOLDERING TABS #293111 HUDY BRUSHLESS RC FAN 40MM Motor & Pinion WITH EXTERNAL SOLDERING TABS #293112 HUDY BRUSHLESS RC FAN 30MM (NOT INCLUDED) WITH INTERNAL SOLDERING TABS #293113 HUDY BRUSHLESS RC FAN 40MM...
  • Page 43 7. FINAL ASSEMBLY OPTIONAL WEIGHTS #309852 X4 BRASS WEIGHTS NICKEL COATED FOR MOTOR MOUNT 4g+4g+8g (8g) (4g) (4g) #306551 XRAY PURE TUNGSTEN CHASSIS WEIGHT 11g VIDEO TECH TIP ▶ WEIGHT BALANCE 901305 SB M3x5 To ensure correct functioning of the battery holder, do not overtighten the screw;...
  • Page 44 7. FINAL ASSEMBLY #309861 #107870 SHORT LIPO BALANCING CHASSIS HUDY FIBRE-REINFORCED TAPE WEIGHT 40g (2) LiPo Battery Pack (NOT INCLUDED) 903312 SFH M3x12 #306199 GRAPHITE HOLDER FOR ADJ. BATTERY HOLDER FOR NARROW BATTERIES (2) VIDEO TECH TIP ▶ WEIGHT BALANCE Make sure to have a small Make sure to have a small amount of play...
  • Page 45 Make sure the wheel nuts are very tight, so the wheels do not loosen during operation. VIDEO TECH TIP ▶ #293081 #309862 #293082 HUDY PURE TUNGSTEN WEIGHT 5g XRAY STAINLESS STEEL WEIGHT FOR NARROW HUDY PURE TUNGSTEN WEIGHT 10g BATTERY PACK 35g TRACK WIDTH (OFFSET) #326181 #293083 #293085...
  • Page 46 BODY STOP SYSTEM The X4 features an adjustable front body upstop system incorporated into the new upper arm to prevent the body shell from bottoming out and hitting the ground during cornering. When the system is set correctly, it allows the body to be run lower without dragging on the ground to improve aerodynamic efficiency.
  • Page 47 SET-UP SHEET VER.01 ©XRAY REAR CASTER FRONT CASTER RACE BUMP TRACK HEIGHT SHIM STEER NAME DATE TOE GAIN TRACK QUAL FINAL BEST LAPS TIME TEMPERATURE POSITION POSITION LAPTIME /sec TRACK TRACK SURFACE CARPET ASPHALT TRACK LAYOUT TECHNICAL MIXED FAST TRACTION...
  • Page 48 199181 107905 108201 104002 108205 108203 199911 109800 107771 107865 181040 107702 107712 183000 181030 181034 107714 181110 107719 107715 293110 107713 107880 107716 293111 104002 HUDY AIR VAC - VACUUM PUMP - ON-ROAD 107720 CHASSIS RIDE HEIGHT GAUGE 30-17MM FOR 1/8 & 1/10 OFF-ROAD 108201 FLAT SET-UP BOARD FOR 1/ 106260...
  • Page 49 107904 199270 106260 107855 199060 109880 107870 298100 107875 108150 183011 107090 107750 109840 107601 107643 177035 109305 175535 109360 109370 111545 132045 109860 112045 108190 188981 113045 188990 /10 TOURING CARS 113045 LIMITED EDITION - ALLEN WRENCH # 3.0MM 199060 HUDY ALU TOOL STAND /10 TOURING CARS - SILVER GREY...
  • Page 50 199295-H 199290-H 803053 803062 106261 106200 107861 107840 107761 105590 107846 106290 293080 293012 293011 293084 294017~294035 293081 293082 293083 294127~294160 107761 HUDY ADJUSTABLE CAMBER GAUGE 80MM 105590 HUDY WHEEL BALANCING PUTTY 107772 HUDY PROFESSIONAL 1/10 TC WHEEL ARCH MARKER + WHEEL ADAPTER & NUT 181090 HUDY SPECIAL TOOL FOR TURNBUCKLES &...
  • Page 51 199296-H 199280M-H 298015 105520 298012 298019 105500 107772 298016 298018 298014 181090 298017 293311 106310~106694 298013 106230 106210 181091 293491~293493 293401~293403 293497~293499 293404~293406 293501~293503 293407~293409 293311 GRAPHITE REAR WING SIDE PLATE 0.5MM - 1/10 ELECTRIC (2) 298018 HUDY TINY HARDWARE BOX - 8-COMPARTMENTS 293403 ALU CLAMP SERVO HORN - FUTABA, SAVÖX - OFFSET 1-HOLE M3 - 25T 298019...
  • Page 52 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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