Tekno RC NB48 2.1 Building Instructions
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Tekno RC NB48 2.1 Building Instructions

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  • Page 2 4mm turnbuckle wrench (TKR1103) - 5.5/7.0 two sided wrench (TKR1119) Disclaimer: Tekno RC is not responsible or liable for any property or personal damage, loss, or injury incurred as a result of using this product. This kit is meant for use by persons 14 years of age or older and in the strict con nes of a legally permitted RC track or facility.
  • Page 3 Bag A TKR9112 *TKR5112X Center Di erential TKRBB08165 (option) (overview) TKR9150B *TKR9150 TKR5144B (option) *TKR5144 (option) TKR9115B *TKR9115 (option) TKR9143 TKR5145B *TKR9145 TKR5145B (option) *TKR9145 TKR9150B (option) *TKR9150 (option) TKR9149 *TKR9149A (option) TKRBB08165 TKR5144B *TKR5144 (option) TKR9419 TKR1325 x4 TKR9112 *TKR5112X (option) TKR9150B...
  • Page 4 Bag B TKR9114 *TKR5114XB Front and Rear Di erential (option) TKR5144B (overview) *TKR5144 TKR9143 (option) TKR9150B *TKR9150 (option) TKR9115B *TKR9115 (option) TKR9150B TKR5145B *TKR9150 *TKR9145 (option) (option) TKR5144B *TKR5144 (option) TKR9149 *TKR9149A (option) TKRBB08165 TKR5145B *TKR9145 (option) TKR9151 TKR1325 x4 TKR9114 *TKR5114XB (option)
  • Page 5 Bag C Front Gearbox (overview) TKR1603 TKR9412 TKR9268B TKR9296 TKRBB05145 TKR1212 TKR9153 TKR1226 TKR8727 TKR9412 TKRBB05114 TKR9017 TKR1301 TKR1525 TKR1301 TKR1525 x4pcs Step Step Thread Lock TKR1603 TKR9412 TKR9412 TKR1525 TKR9296 TKR9412 TKR1226 TKRBB05114 Grease TKRBB05145 TKR9153 Note: Use TKR1222 (not included) Note: Apply a small to fine tune ring/pinion amount of black grease...
  • Page 6 Bag D Rear Gearbox (overview) TKR1603 TKR9416 TKRBB05145 TKR9295 TKR8727 TKR1212 TKR9181T TKR9153 TKR1525 TKR1226 TKR1201 x 4pcs TKRBB05145 TKR9017 TKR9181T TKR1301 TKR1301 TKR9416 TKR9269B TKR1525 x 4pcs TKR1525 x 6pcs Step Step TKR1603 Thread TKR1226 Lock TKRBB05145 TKR9295 TKR1525 TKR9416 TKR9416 Grease...
  • Page 7 Bag E TKR1532 x 4pcs Step Center Di / Brakes TKR1323 x 2pcs TKR9310B (overview) TKR9310B TKR9310B TKR9310B TKR1601 TKR9392 TKR9310B TKR1601 TKR9215B TKR9215B TKR9213 TKR1321 TKR9392 TKR5368B TKR1321 TKR9314B Note: Observe orientation of this part, TKR9314B Step and Rear/Front markings. TKR9310B TKR9213 TKR9310B...
  • Page 8 Bag F Rear End Optional Sway Bars Assembly (sold separately) *TKR9190 - 2.2mm TKR9017 *TKR9192 - 2.3mm *TKR9193 - 2.4mm *TKR9195 - 2.6mm TKR1601 *TKR9196 - 2.7mm Step *TKR9197 - 2.8mm *TKR9198 - 2.9mm *TKR9199 - 3.0mm TKRBB050825RS TKR9017 TKR9194 - 2.5mm (”C”...
  • Page 9 Bag G Rear Hub/Camber Link Step TKR9054A Grease TKR9674 TKR9054A TKR9087 Thread Lock TKRBB12215 Note: Make two of these assemblies. TKR1603 TKRBB08165F TKR9674 *TKR5071 (0mm) *TKR9671 (+2mm) *TKR5071X (light, 0mm) *TKR5071B (light, +1mm) *TKR5071C (light, +2mm) (Option) Step TKR1201 Note: Repeat on other side. M3 Locknut Black TKR1201 TKR1603...
  • Page 10 Bag G TKR8052A TKR5187B Rear Camber Links Left Right Step TKR5187B TKR8052A TKR8052A TKR9093 TKR5187B TKR9093 TKR8052A TKR5187B Build Tip: Use some grease or Chapstick Note: Notch always Actual Size on the threads to help prevent “pop-o ” when goes on left side of vehicle. adjustments are being made.
  • Page 11 Bag H Front End Optional Sway Bars Assembly (sold separately) *TKR9080 - 2.0mm *TKR9081 - 2.1mm TKR9017 *TKR9082 - 2.2mm *TKR9084 - 2.4mm Step *TKR9085 - 2.5mm TKR1601 *TKR9086 - 2.6mm *TKR9088 - 2.7mm TKRBB050825RS *TKR9089 - 2.8mm TKR9017 TKR9083 - 2.3mm TKRBB050825RS (”B”...
  • Page 12 Bag I TKR1404 Front Spindle & Carrier Assembly Step TKR9047B *TKR9047A *TKR9047C Grease (Option) TKR9674 (+1mm) TKR9087 *TKR5071 (0mm) *TKR9671 (+2mm) *TKR5071X (light, 0mm) *TKR5071B (light, +1mm) *TKR5071C (light, +2mm) (Option) TKRBB12215 TKR9141 TKR1603 TKRBB08165F Thread Lock Axle Height TKR9057 TKR9057 Step TKR9142B (18 °)
  • Page 13 Bag I Front Camber Links TKR8052A TKR5187B Step Left Right TKR9059B TKR9093 TKR8052A TKR9093 TKR8052A TKR9059B TKR8052A TKR5187B Front Camber Links Build Tip: Use some grease or Chapstick on the threads to help prevent “pop-o ” when Actual Size Note: Notch always adjustments are being made.

  • Page 14: Steering Assembly

    Bag J Step Steering TKR5103 TKR1403 Assembly TKR1403 Step Note: This piece is included TKR8100B TKRBB050825RS in the kit, and can be used in the place of the servo saver assembly, however it can damage your servo. TKRBB050825RS Run at your own risk. TKR9104 TKR9104 TKR5101X...
  • Page 15 Bag K TKR1525 Step Front End Assembly TKR1525 TKR9328B Step TKR1221 TKR9181T Note: We recommend using a servo with at least 300 oz/in torque. TKR1323 TKR9104 Note: Servo (not included). Step Note: Since the bumper is keyed into the chassis, you must back TKR9102A it o before installing front clip.

  • Page 16: Front/Rear Assembly

    Bag K TKR1444 TKR1443 Front/Rear Assembly Step TKR1443 TKR1528 Step TKR9328B Thread Lock TKR9328B (optional) (stock) TKR1201 M3 Lock Nut Black Step TKR1221 M3x8mm Washer TKR1324 M3x12mm Flat Head Screw TKR1344 M4x12mm Flat Head Screw TKR1529 TKR1201 TKR1201 TKR1346 M4x15mm Flat Head Screw TKR1444 Step TKR1349...
  • Page 17 Bag L Step Step Step Front Shock Assembly Refer to filling instructions on TKR1200 page 19 (‘emulsion’ build), Step or page 20 (‘bladder’ build) TKR6181 during this step. *TKR6160 *TKR6163 (Option) TKR8730 TKR6017 TKR8702 *TKR6017T *TKR6003 (Option) *TKR6003B (Option) Note: The kit supplied oil is a great starting point when the ambient temperature...

  • Page 18: Rear Shock Assembly

    Bag M Step Step Step Rear Shock Assembly Refer to filling instructions TKR1200 on page 19 (‘emulsion’ build), or page 20 (‘bladder’ build) Step TKR6182 during this step. *TKR6160 *TKR6163 (Option) TKR8730 TKR6061 TKR8702 Note: Bottom *TKR6061T *TKR6003 guide is longer (Option) *TKR6003B in the rear...
  • Page 19 Shock Filling Instructions (Emulsion) For both front and rear shocks We've found it's easiest to complete steps 1 & 2 on each shock before moving on to step 3. By the time you've finished step 2 on the last shock, the first one will be ready for step 3. Step 1.
  • Page 20 Shock Filling Instructions (Bladder) For both front and rear shocks We've found it's easiest to complete steps 1-4 on each shock before moving on to step 5. By the time you've finished step 4 on the last shock, the first one will be ready for step 5. Step 1.
  • Page 21 Bag N TKR1401 Mud Guard/Radio Tray install TKR9324 Step TKR9317 TKR1402 Step TKR1324 TKR1525 TKR1525 TKR1221 TKR1221 Note: Servo TKR9317 (not included) Note: Transponder Note: We recommend (not included) using a servo with at least 300 oz/in torque. Step TKR1221 M3x8mm Washer TKR1401 Step...
  • Page 22 Bag N Step Mud Guard/Radio Tray install TKR9317 Note: Receiver TKR1402 battery (not included) Note: Receiver (not included) Maximum battery size 57mm x 34mm x 34mm Note: Switch and screws (not included) Step Wiring Diagram BR Servo ST Servo Batt Lead Transponder Switch Balance Lead...
  • Page 23 Bag O TKR1522 TKR5353 Note: Secure air TKR1525 Step X 4pcs filter hose with Air Filter/Clutch zip ties (included). TKR5351 TKR5350 Step TKR9344 TKR9344 TKR5353 TKR9363B TKR9344 Note: Do not use any other collet other than the one supplied in this kit. Replace immediately if worn.

  • Page 24: Steering Linkage

    Bag P Steering Linkage TKR5058A TKR1201 TKR5058A TKR9059B TKR6252 TKR1221 TKR9059B Step TKR9553M *TKR5253B (option) TKR1327 Note: Plastic steering servo horns in 23 and 24 tooth splines are also provided for convenience, however a stronger metal steering servo horn is highly recommended. Servo Screw TKR1211 (not included)

  • Page 25: Brake Linkage

    Bag P Step Brake Linkage Thread TKR5331 Lock TKR1609 TKR1402 TKR9392 Step TKR1609 TKR9392 TKRBB050825RS TKR9392 TKR9392 TKR1609 *TKR9353 Before (option) TKR9392 Completed TKR1609 TKR9392 Thread TKR5331 Lock *or TKR5122 Servo Screw (not included) Step Note: The fuel tubing can be TKR9392 found in BAG Q with the fuel tank.
  • Page 26 Bag Q TKR9340 Thread TKR1523 Fuel Tank Lock TKR9340 TKR1221 Step TKR1324 Volume Compensator TKR1401 TKR1401 TKR9340B Step Note: Use the 2CC insert for ifmar/roar legal tank TKR1525 volume, when using stock TKR9340B fuel line/length. Always tech your tank prior to any sanctioned event to be sure.

  • Page 27: Final Assembly

    Bag R TKR1325 Final Assembly TKR1220 TKR1220 TKR9181T TKR9181T TKR8292W Step *TKR8292K *TKR8292Y (Option) Wing Hole Options (Use Dimples as Hole Cutting Guides) TKR1201 TKR1201 Most Downforce (Use as many holes as you see fit to fine tune the amount of downforce the wing creates.) Least Downforce TKR6686...
  • Page 28 Bag R Final Assembly Step TKR5116 Note: Wheels and tires (not included) *TKR5116B *TKR5116BR *TKR5116C (option) Step TKR1235 TKR1235 TKR1235 Body Clip Note: It may be necessary to cut holes in the body for ventilation. TKR5116 Wheel Nut...
  • Page 29 TKR9162B - Hinge Pin Brace (CNC, 7075, -1mm LRC, EB/NB48 2.1, B Block) TKR1444 - M4x12mm Button Head Screws (black, 10pcs) TKR9163B - Hinge Pin Brace Hinge Pin Brace (CNC, 7075, -1mm LRC, EB/NB48 2.1, C Block) TKR1445 - M4x14mm Button Head Screws (black, 10pcs) TKR9164B - Hinge Pin Brace (CNC, 7075, -1mm LRC, EB/NB48 2.1, D Block)

  • Page 30: Setup Information

    Setup Information The purpose of making adjustments is to make the car go faster around the track, or to make it more controllable, or both if possible. A car that's easier to drive should produce lower, more consistent lap times. It will also inspire more confidence in the driver, which is always good when nerves start getting the best of you.
  • Page 31 Setup Information (continued) Front: Changing front di oil a ects overall steering response. Thinner can increase o -power steering but the vehicle may be twitchy and harder to drive. Thicker can increase on power steering and stability. We recommend Di erentials 7k in the front di .
  • Page 32 Maintenance: Performing regular maintenance will greatly improve your on track consistency and also extend the life of your vehicle. Going through critical areas of the vehicle regularly will also allow you to find possible issues before they become a problem that may cost you a race. Follow the guidelines below for maximum performance. Bearing Maintenance: Bearings should always be smooth and free in order to preform their function.

  • Page 33: Radio Information

    Please read thoroughly All Tekno RC vehicles are built out of the box with a neutral setup but are highly tunable to your individual driving needs. Before you start changing your setup on the car itself, it’s best to ensure you’re getting the best setup out of your radio.
  • Page 34 Box Stock INDOOR OUTDOOR SMALL MEDIUM LARGE MEDIUM HIGH SMOOTH BUMPY RUTTED LOOSE / LOAMY HARD PACKED BLUE GROOVE CLAY ASTRO DUSTY MUDDY Ackerman/Bumpsteer/Arm Plate/Spindle Height/Servo Saver WASHERS: FULL TURNS WASHERS: FROM FULLY PLATE TIGHT Di erentials: OPTION FRONT CENTER REAR -2°...

  • Page 35: General Warranty Information

    Conditions: • Shipping to Tekno RC or to you will not be included in the coupon. You will be responsible for shipping the part, along with the completed warranty form to the address listed below. You will also be responsible for the shipping cost of the replacement part.
  • Page 36 Tekno RC 10755 Scripps Poway Pkwy #598 San Diego CA 92131 info@teknorc.com...

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