Xray XB2 Instruction Manual
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Xray XB2 Instruction Manual

Xray XB2 Instruction Manual

1/10 electric off-road buggy 2wd
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I N S T R U C T I O N M A N U A L
FOR XB2D'25 E DITION

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  • Page 1 I N S T R U C T I O N M A N U A L FOR XB2D'25 E DITION...

  • Page 2: Customer Support

    XRAY USA We have made every effort to make these instructions as easy to understand as possible. However, if you have any difficulties, problems, or questions, please DO NOT hesitate to contact the XRAY support team at info@ K Vystavisku 6992 RC America, 2030 Century Center Blvd #15 Irving, teamxray.com.

  • Page 3: Warranty

    Please support your local hobby shop. We at XRAY Model Racing Cars support all local hobby • For the best performance, it is very important that great care is taken to ensure the free dealers. Therefore we ask you, if at all possible, to purchase XRAY products at your hobby dealer movement of all parts.

  • Page 4: Tools Required

    TOOLS REQUIRED Allen 1.5mm (#111545 - HUDY EXCLUSIVE Limited Edition) Combination Pliers (HUDY #189020) Allen 2.0mm (#112045 - HUDY EXCLUSIVE Limited Edition) Side Cutters Arm Reamer 3.0mm (#107643 - HUDY EXCLUSIVE Limited Edition) (HUDY #189010) Socket 5.5mm (#175535 - HUDY EXCLUSIVE Limited Edition) Pocket Hobby Knife (HUDY #188981) Socket 7.0mm (#177035 - HUDY EXCLUSIVE Limited Edition) Reamer (#107602 - HUDY EXCLUSIVE Limited Edition)
  • Page 5 NOT INCLUDED XRAY offers wide range of optional tuning parts which are listed in a table like this. Please refer to the exploded view of each main section to verify which part is SAMPLE OF OPTIONAL PARTS included in the kit while all other parts are available only as an optional part and must be purchased separately.
  • Page 6 OPTION PARTS HUDY PREMIUM SILICONE OILS HUDY ULTIMATE SILICONE OILS #106510 10.000cSt - 50ml OPTION #106492 11.000cSt - 50ml OPTION #106512 12.000cSt - 50ml OPTION #106513 13.000cSt - 50ml OPTION #106515 15.000cSt - 50ml OPTION #106520 20.000cSt - 50ml OPTION #106530 30.000cSt - 50ml OPTION #106540 40.000cSt - 50ml...

  • Page 7: Ball Differential

    Premium-quality ceramic balls made from extra-hard Si3N4 941014 silicone nitride ceramic significantly BAG 00.9 improve differential lifespan while 325053 reducing friction. #325101 XRAY XB2 ACTIVE DIFF - NARROW - SET 930120 930508 325023 ACTIVE DIFF SEGMENTS 365080 #324903 #325123 60º...
  • Page 8 1. BALL DIFFERENTIAL Square shape orientation on side. 2.4mm carbide balls (12x) 930120 B 2.4 930508 BB 5x8x2.5 DIFF GREASE Round shape orientation on BOTTOM side. NOTE ORIENTATION DIFF GREASE (HUDY #106211) #930220 CERAMIC BALL 2.4MM (12) Premium-quality ceramic balls made from extra-hard Si3N4 silicone nitride ceramic significantly improve differential lifespan while...
  • Page 9 BALL DIFF BREAK-IN & SET-UP INFO BEFORE RACING, follow these steps to properly break in the differential. Fully tighten. Loosen the adjustment screw 1/2 turn (180° CCW). ½ (180° CCW) Loosen the adjustment screw. Hold the SPUR GEAR hold the left rear Rotate the wheel in the direction wheel of travel.

  • Page 10: Rear Transmission

    930308 324052 BAG 00.9 902314 323029 902314 902305 #320905 XB2 5G GEAR BOX CONVERSION SET # 323029-G For assembly instructions see page 44. GRAPHITE 3G GEAR BOX FOR CHASSIS BRACE - SET 902305 HEX SCREW SH M3x5 (10) 323029 COMPOSITE 3G GEAR BOX FOR CHASSIS BRACE - SET...
  • Page 11 2. REAR TRANSMISSION #980320-T TITANIUM PIN 3x20 (2) Super lightweight ultra-precision hand ground titanium pins for high durability and long life. More than 40% 930308 BB 3x8x4 lighter than steel. 3x8x4mm BLUE rubber covers 6x12x4mm 940612 BB 6x12x4 3x20mm 3x8x4mm GEAR BOXES #323029 3 GEARS...
  • Page 12 2. REAR TRANSMISSION INITIAL SETTING NOTE ORIENTATION Dots must have same orientation on DIFFERENTIAL HEIGHT ADJUSTMENT each side. For initial setting dots must be UP on both inserts. HIGHEST HIGHER MIDDLE 1 DOT 2 DOTS 3 DOTS 3 DOTS 3 DOTS 2 DOTS 1 DOT MIDDLE...
  • Page 13 2. REAR TRANSMISSION 903308 SFH M3x8 3x8mm 3G Motor plate (-1mm) 1 Dot SPUR GEARS #365872 72T OPTION #365875 75T OPTION #365878 78T INCLUDED Outside Inside #365881 81T OPTION #324103 SLIPPER ELIMINATOR - SET NOTE ORIENTATION 72T INCLUDED Recommended for stock motor classes. Reduces rotating mass, reduces vehicle weight, and maximizes power throughput by eliminating the slipper clutch.

  • Page 14: Rear Suspension

    3. REAR SUSPENSION 363520 902310 323093 902316 4 DOTS 323327 903308 902310 363124-H 363124-H 362315 367210 323316 363114-H 367210 363114-H 362315 321281 903308 903305 composite shims 903305 321122 903308 903308 #362315 903310 CLOSED Eccentric bushings REAR ARMS #363114-M R MEDIUM OPTION #363124-M L MEDIUM OPTION...
  • Page 15 The XRAY rear alu lower suspension holders provide great range of adjustments 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 16 3. REAR SUSPENSION 902310 SH M3x10 902316 SH M3x16 INITIAL SETTING DOWN 902310 SH M3x10 903308 SFH M3x8 3x10mm 903310 SFH M3x10 3x8mm 3x10mm...
  • Page 17 3. REAR DRIVETRAIN Ball joint for Remaining ball joints will be rear camber links used in the next sections of the instruction manual. 322660 902314 362658 362625 55mm 303123 322660 362658 303122 323043-L 303123 980210 980210 325327 323382 77mm 902312 325340 941014 306219...
  • Page 18 Front - less steering UPPER position We recommend for these types of surfaces and traction: • DIRT low & high traction • Wet ASTRO XRAY BALL-BEARINGS LOWER position #940512 5x12x4 OIL OPTION We recommend for these types of surfaces and traction:...
  • Page 19 3. REAR DRIVETRAIN LEFT = RIGHT INITIAL SETTING ORIENTATION OPEN Eccentric bushings SIDE CENTER CORNER orientation orientation orientation Open bushings must have same orientation on each side. LEFT = RIGHT Alternative orientation INITIAL SETTING ORIENTATION 902312 SH M3x12 3x12mm 3x14mm 902314 SH M3x14 REAR ROLL CENTER HOLDERS...
  • Page 20 3. REAR DRIVETRAIN LEFT = RIGHT 306219 SHIM 3x6x3 902254 SH M2.5x4 ASSEMBLED VIEW 2.5x4mm TIGHTEN GENTLY 2.5x4mm LEFT = RIGHT THREAD SIDE THREAD SIDE SLOT ORIENTATION THREAD Ball ø5.4mm Thread 8mm THREAD Install with HUDY Multi Tool. Ball ø5.4mm Thread 8mm 29.5mm 29.5mm...

  • Page 21: Front Assembly

    4. FRONT ASSEMBLY #322575 ALU STEERING PLATE FOR 1-PIECE CHASSIS - SET 940509 #322516 BAG 00.9 902306 ALU STEERING ARM FOR 1-PIECE CHASSIS - SWISS 7075 T6 (2) 930306 0.5mm BAG 00.9 322591 322574 962034 322515 940509 BAG 00.9 322552 902312 930306 BAG 00.9...
  • Page 22 4. FRONT ASSEMBLY 903308 SFH M3x8 ASSEMBLED VIEW #321255-G COMPOSITE ELEVATED SIDE BRACES L+R - LONG - GRAPHITE 3x8mm The graphite side braces makes car more stable and predictable. Suggested especially for high-traction conditions. 3x6x2.5mm 962034 STEERING PLATES S 3x4.7x1 #322574 HARD INCLUDED #322575 ALU OPTION...
  • Page 23 4. FRONT ASSEMBLY 3x6mm 902306 SH M3x6 5x9x3mm 940509 BB 5x9x3 5x9x3mm Alu servo pivot shaft holding with Professional Multi Tool (HUDY #183011). FRONT LOWER ARM MOUNTS #322316 ALU 0º OPTION 902308 #322315 COMPOSITE 0° INCLUDED SH M3x8 #322312 BRASS 0º OPTION #322317 ALU +3°/-3°...

  • Page 24: Front Suspension

    BAG 03 327220 902254 903316 362658 303122 362625 362656 322660 BAG 03 #320904 XB2 ALU STEERING BLOCKS & C-HUBS - SET ASSEMBLED VIEW 903308 For assembly instructions see page 46. 902312 902312 903308 902254 322212 322284 - 1 SLOT (INCLUDED) 302293...
  • Page 25 5. FRONT SUSPENSION LEFT = RIGHT 902254 SPECIFIC ORDER STEPS SH M2.5x4 FRONT LSM SUSPENSION ARMS - LONG #322113-M RIGHT MEDIUM OPTION #322123-M LEFT MEDIUM OPTION #322113-H RIGHT HARD OPTION ASSEMBLED ASSEMBLED #322123-H LEFT HARD OPTION VIEW FRONT LSM SUSPENSION ARMS - SHORT #322117-M RIGHT MEDIUM OPTION...

  • Page 26: Roll Center

    - More steering on low traction. NOTE ORIENTATION HARD - More free in corner on high traction. GRAPHITE - Less stopping in corner on high traction. XRAY BALL-BEARINGS OUTSIDE INSIDE OUTSIDE #940510 5x10x4 OIL OPTION #359050 5x10x4 GREASE INCLUDED LEFT = RIGHT 2x10mm ➊...
  • Page 27 5. FRONT SUSPENSION INITIAL SETTING 306219 SHIM 3x6x2 2.5º ASSEMBLED VIEW 902254 SH M2.5x4 Chassis Steering block Total KICK-UP 22º CASTER 2.5º CASTER 24.5º 2.5x4mm CASTER ADJUSTMENT LESS CASTER = increased steering off-power MORE CASTER = less steering off-power CASTER ECCENTRIC BUSHINGS 0º...
  • Page 28 5. FRONT SUSPENSION ROLL CENTER LINKS ASSEMBLED VIEW LEFT = RIGHT 303122 SHIM 3x6x1 Thread 8mm Thread 6mm INITIAL SETTING STEERING LINKS LEFT = RIGHT THREAD SIDE THREAD SIDE SLOT ORIENTATION Ball ø5.4mm Thread 8mm THREAD THREAD Ball ø5.4mm Thread 8mm Install with HUDY Multi Tool.

  • Page 29: Shock Absorbers

    Ball joint Retaining collar +4mm +2mm -2mm INITIAL SETTING Retaining collar XB2 SHOCK ASSEMBLY SET 06. 1 368011 COMPOSITE SHOCK BALL JOINT +2mm & +4mm (2+2) 368381 FRONT CONICAL SPRING-SET L=42.5mm - 1 DOT (2) 368024 COMPOSITE SHOCK SPRING RETAINING COLLAR -2mm & -4mm (2+2) 368481 REAR CONICAL SPRING-SET L=57.5mm - 1 DOT (2)
  • Page 30 6. SHOCK ABSORBERS PISTONS ALTERNATIVE 1 #368033 PRECISION GROUND SHOCK PISTON We recommend for these types of 2.0mm 2.0mm BLANKS 2.5MM - BIG BORE (4) surfaces and traction levels: • ASTRO • DIRT INITIAL PISTON SETTING 2.0mm #368034 PRECISION GROUND SHOCK ø1.8mm ø1.6mm PISTON BLANKS 2.0MM - BIG BORE (4)
  • Page 31 6. SHOCK ABSORBERS EXTREMELY IMPORTANT SHORT LONG SHOCK SHAFT SHOCK SHAFT CORRECT INCORRECT DO NOT PUSH the shock SHORT SHOCK BODY LONG SHOCK BODY rod straight through the lower shock body assembly; X-ring damage may result. SILICONE OIL 970150 O 15x1.5 Install the pivot balls with #183011 HUDY Multi Tool 20mm...
  • Page 32 6. SHOCK ABSORBERS INITIAL SHOCK REBOUND SETTING 0% REBOUND Follow the steps below to set the shock rebound to the default setting of 0%. INITIAL SETTING TIGHTEN FULLY 902205 SH M2x5 SHORT 300cSt LONG 300cSt 3~5x UP & DOWN ➊ ➋...

  • Page 33: Final Assembly

    7. FINAL ASSEMBLY 902316 326202 902312 303454 901308 366205 902306 362651 362280 356219 362652 362280 303454 961032 321162 902308 903306 Steering servo 322050 (NOT INCLUDED) 902256 961032 322091 326200 322051 Servo screw (NOT INCLUDED) 960030 903312 368045 303122 960030 960030 368202-Set 902322 Shock...
  • Page 34 7. FINAL ASSEMBLY 901308 Ball ø4.9mm SB M3x8 Adjust the servo links length Thread 10mm 3x8mm according to the type of servo. Ball ø4.9mm Thread 8mm 1.5mm 90° 90° #293421 ALU CLAMP STEER. SERVO HORN EXTENDED 8mm - 23T 902306 SH M3x6 #293422 ALU CLAMP STEER.
  • Page 35 7. FINAL ASSEMBLY 3x12mm 3x16mm 3x16mm 902312 SH M3x12 902316 SH M3x16 903312 3x12mm SFH M3x12 NOTE 3x12mm ORIENTATION ASSEMBLED VIEW 303122 3x22mm SHIM 3x6x1 SHORT SHOCK NOTE BALL 902322 ORIENTATION SH M3x22 INITIAL SETTING 960030 NUT M3 3x22mm NOTE ECCENTRIC BALL ORIENTATION INITIAL SETTING...
  • Page 36 7. FINAL ASSEMBLY 902256 TIGHTEN GENTLY SH M2.5x6 2.5x6mm LEFT = RIGHT ASSEMBLED VIEW 902314 SH M3x14 NOTE ORIENTATION 960030 NUT M3 LONG SHOCK NOTE BALL ORIENTATION INITIAL SETTING 3x14mm INITIAL SETTING NOTE ECCENTRIC BALL ORIENTATION #362390 ALU REAR SHOCK ABSORBER ADAPTER (1+1) - SET 3x8mm 3x8mm 3x8mm...
  • Page 37 323519 STAINLESS STEEL WEIGHT FOR ELECTRONICS FOR 1-PIECE CHASSIS 30G 961025 326149 913203 902256 XB2 FINAL ASSEMBLY SET 322051 COMPOSITE FRONT SHOCK TOWER INSERT (2) 902256 HEX SCREW SH M2.5x6 (10) 07. 1 323519 LEXAN FRONT WING - WIDE - RIBBED 913203 HEX SCREW 110°...
  • Page 38 7. FINAL ASSEMBLY Final Drive Ratio 902306 78 : X x 2.65 = SH M3x6 (Spur) (Pinion) (IGR) NOTE ORIENTATION Pinion & Set screw (NOT INCLUDED) Motor (NOT INCLUDED) 3x6mm RECOMMENDED INITIAL GEAR MESH COMBINATIONS Motor + Spur + Pinion = Ratio Adjust the motor so the pinion meshes 4.5T 9.84...
  • Page 39 7. FINAL ASSEMBLY To ensure correct functioning of the battery holder, DO NOT overtighten the screw; the holder must be able to move. 902308 SH M3x8 NOTE ORIENTATION NOTE ORIENTATION STANDARD BATTERY PACK LOW BATTERY PACK DO NOT overtighten the screw to avoid side guard damage.
  • Page 40 7. FINAL ASSEMBLY BATTERY WEIGHT BALANCE ADJUSTMENT NOTE DOT ORIENTATION MAXIMUM REAR POSITION MAXIMUM FRONT POSITION NOTE DOT ORIENTATION NOTE DOT ORIENTATION INCORRECT NOTE DOT ORIENTATION CORRECT MAXIMUM REAR POSITION NOTE DOT ORIENTATION MIDDLE POSITION MAXIMUM FRONT POSITION...
  • Page 41 7. FINAL ASSEMBLY ALTERNATIVE 1 FAN (NOT INCLUDED) FAN ASSEMBLY BEHIND MOTOR 902316 SH M3x16 #293101 #293112 HUDY ALU RC FAN 30MM HUDY BRUSHLESS RC FAN 30MM 3x16mm SIDE MOUNT 2 HOLE WITH INTERNAL SOLDERING TABS #293110 HUDY BRUSHLESS RC FAN 30MM WITH EXTERNAL SOLDERING TABS 903308 SFH M3x8...
  • Page 42 #329720 THICK EPSILON 2C OPTION #329721 THIN EPSILON 2CL OPTION Velcro™ tape - soft side VELCRO™ TAPE WITH DOUBLE-SIDED TAPE Velcro™ tape - hook side 902256 SH M2.5x6 961025 S 2.5 2.5x6mm 2.5mm XRAY LEXAN FRONT WINGS #323518 WIDE OPTION #323519 WIDE-RIBBED INCLUDED...
  • Page 43 7. FINAL ASSEMBLY XRAY LEXAN REAR WINGS #323510 THIN OPTION #323511 THICK OPTION #323513 THIN RANK OPTION 903308 #323517 THIN TEC INCLUDED SFH M3x8 #323522 THIN LUSH INCLUDED #323523 THICK LUSH OPTION PINIONS (48P) #294017 #365728 #305918 #365729 3x8mm #305919...

  • Page 44: Option Parts

    OPTION PARTS (NOT INCLUDED) #320905 XB2 5G GEAR BOX CONVERSION SET 902310 940612 323026 323026 324116 From Kit (NOT INCLUDED) 940510 980320 930308 324225 902312 930308 930308 25T gear 980320 930308 930308 902312 324225 930308 903308 25T gear 324018 323026...
  • Page 45 OPTION PARTS (NOT INCLUDED) After assembly, check for free rotation of all drivetrain parts. ➋ Correct teeth play will be achieved after the final chassis assembly. ➊ 902312 3x12mm SH M3x12 ➊ MOUNTING HOLES ➊ 902314 3x14mm SH M3x14 Next follow the 5G Gear Box assembly instructions following these pages and steps: Page 12 / step 1 + step 2 + 3 step Page 13 / step 1 + step 2 + step 3 Page 15 / step 1...
  • Page 46 OPTION PARTS (NOT INCLUDED) #325101 XRAY XB2 ACTIVE DIFF - NARROW - SET ACTIVE DIFF ON - AND OFF-POWER ACTION ACTION EFFECT The Active Diff behaves the same as a OFF-POWER standard gear differential. Adjustments are made using different viscosities of silicone oils;...
  • Page 47 OPTION PARTS (NOT INCLUDED) 3x12mm 3x8mm 303123-K 902254 SHIM 3x6x2 SH M2.5x4 2.5x4mm ASSEMBLED VIEW INITIAL SETTING 2 Dots 5x9x3mm 902312 SH M3x12 It is NOT possible to combine aluminum 903308 SH M3x6 blocks & c-hubs with composite ones. 5x10x4mm 3x12mm 940509 BB 5x9x3...
  • Page 48 NOTE...
  • Page 49 NOTE...
  • Page 50 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 51 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 52 RC AMERICA, 2030 Century Center Blvd #15, Irving, TX 75062, USA PHONE: 214-744-2400, FAX: 214-744-2401, xray@rcamerica.com...

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