TRAXXAS 4801 - Manuals

5 SHIFT POINT ADJUSTMENT The Nitro 4-Tec Pro comes equipped with a two-speedtransmission. When the shift point on this transmission isadjusted correctly, it will maximize acceleration, improvedrivability, and minimize lap times. Use a 2.0mm allenwrench to adjust the shift point. NOTE: It is importan...

7 N4T Pro Assembly Procedure: 1) Assemble dampers and springs per the instructions. Dampers shouldbe 65.5mm overall when assembled. Set aside. Bag A A-1 Remove the shock parts from Bag A. Pour the contents of each individ-ual bag into the corresponding compartment of the plastic parts box. A-2 Inser...

11 BAG B Ball Differential This drawing is provided to help you identify the parts of theball differential by name. STEP B-1 Locate the main diff pulley and pack each of the 10 holes with the sup-plied diff lube. Insert a 1/8” diff ball into each of the holes. Push the ballsinto the side with the bo...

13 STEP B-11 Screw the right output shaft assembly from STEP B-8 onto the diff shaftfrom the opposite side of the main pulley. Make sure that the bellevillewashers are compressing, without binding. Tighten until the threadsstop. Back off 1/4 to 1/8 turn in order to get within range of the finaladjus...

14 STEP C-4 Rear Camber links (Quantity: 2) Use the long rod ends on 24mm turn-buckles for the rear rear camber links. Assemble as shown. Snap in themetal hollow ball connectors. The center-to-center distance should be38mm. STEP C-5 Drag Link (Quantity: 1) Locate the 36mm turnbuckle and (2) short ro...

15 STEP C-8 Assemble the upper control arms as shown. The center-to-center dis-tance should be 42mm. Set all of these assembled linkage components aside. BAG D DRIVE SHAFT STEP D-1 Drive shafts: In bag D, find the sub-bag containing the drive shaft com-ponents. From the “Tools” bag, find the U-joint...

16 STEP D-6 Use the u-joint assembly tool to push the remaining pin into the stubaxle yoke. Again, apply pressure down while pushing so that both earswill spread. Repeat steps D-1 to D-6 for the remaining 3 female driveshafts and stub axles. STEP D-7 Find (1) Differential output yoke, (1) metal u-jo...

17 STEP D-10 Insert (2) 3x3mm grub screws into each of the (4) differential outputyokes. Do not screw them in all the way. Set the drive shaft assembliesaside. BAG E: Sway Bars E-1 Sway Bars: Locate the bag labeled “Sway Bars.” Find the (4) nylonsway bar links. Locate (4) 3x5mm roundhead machine scr...

18 F-3 Locate one of the ball differentials and (2) 10x15x4mm ball bearings.The bearings are in Hardware Bag. F-4 Press a 10x15x4mm ball bearing onto each side of the ball differential. F-5 Find the 76-tooth drive belt. Wrap the 76-groove drive belt around thedifferential pulley, and insert the Ball...

23 F-27 Insert the remaining 3x15mm caphead shoulder screw through the bot- tom hole on each of the brake pads and then into the stiffener. Tightenthe screw until it stops. F-28 Adjusting the Brake Pads: Screw the upper and lower brake pad screwsinto the stiffener until there is only 7.5mm of expose...

26 F-43 Adjust the brake if necessary. Insert the 2.0 hex wrench under the rearbrace as shown. The rear mechanism should spin freely without drag-ging. If there is drag, loosen the brake adjusting screws slightly. F-44 Rear Suspension: Locate the left and right rear stub axle housings and (4) 5x11x4...

28 F-53 Attach the camber links to the upper inside holes in the ears of the sideplates with the 3x12mm countersunk machine screws. F-54 Attach the outer ends of the camber links to the stub axle housings with3x15mm countersunk machine screws. F-55 Find the rear sway bar from step E-1. The rear sway...

29 BAG G Two Speed Assembly: G-1 Locate the 45-tooth spur gear and the outer aluminum gear hub (withthe one-way bearing installed). G-2 slide the 45-tooth spur gear onto the outer aluminum gear hub so thatthe notches in the hub engage the tabs molded into the gear. G-3 Secure the gear to the hub wit...

30 G-7 Locate the drive hub. Set the adjustment set screw to beflush with the counter bore as shown. Slide the drive hubonto the two-speed shaft as shown. Note that the adjustingscrew is behind the set screw in the photo (arrow 2). Alignthe set screw with the flat on the two-speed shaft and thentigh...

31 G-11 Insert an axle pin into the hole in the two speed shaft. G-12 Slide on the 20-groove pulley so that the slot in the pulley engages theaxle pin in the shaft. Slide on the pulley flange with the beveled side ofthe flange facing the pulley. G-13 Secure the 20-groove pulley with a large (5mm) E-...

33 H-8 Place the bearing block assembly onto the top plate as shown.Sandwich the assembly with your fingers and turn it over. H-9 Insert two 3x20mm buttonhead machine screws through the remainingbearing block holes. H-10 Secure the 3x20mm screws with 3mm locknuts. H-11 Steering Stops: Locate (2) 3x6...

39 I-14 Locate the blue-anodized aluminum bottom chassis and (4) 3x20 countersunk machine screws. I-10 Slide the graphite tie bar over the hinge pins as shown. It may be nec-essary to use a 1/8” (.125) drill bit to open up the holes in the tie bar.Secure the opposite end of each hinge pin with a sma...

42 I-27 Position the upper control arm assembly on the upper chassis asshown. Note that the assembly must go through the middle of the frontbelt. Fasten the assembly to the upper chassis with (2) 3x15mm button-head machine screws in the front and (2) 3x12mm buttonhead machinescrews in the rear. I-28...

43 I-33 Use a 1.5mm allen wrench to tighten the 3x3mm grub screws againstthe differential output shafts. Do not overtighten these screws or you willstrip the plastic. Repeat for the other side. I-34 Locate the female driveshaft assemblies (with the stub axles). Insert themale halfshaft into the fema...

49 J-19 Locate the exhaust header, gasket, (2) 3x23mm caphead machinescrews, and (2) 3x5mm split lockwashers. J-18 Turn the car over and firmly tighten all six of the engine mount screws.After the screws are tight, remove the paper and check the gear alignment for binding or excessive looseness. J-1...

51 K-4 Locate the receiver battery/ switch harness which came with your radiosystem (not included in the kit). Install batteries in the battery holder.Stretch a rubber balloon over the battery holder to protect it from fuelcontamination. K-5 Use the large zip strap to secure the battery to the graph...

53 K-14 Fold the excess antenna wire over the top of the antenna tube andsecure it with the vinyl antenna tip. K-15 Locate the servo saver adapters. The servo saver will fit standardTraxxas and Futaba standard servos without an adapter. Sanwa andAirtronics servos may require an adapter. K-16 Install...

55 K-24 Insert the brake cam through the brake cam. Position it as shown andsecure it with a 3mm grub screw in the top of the brake cam. K-26 Insert the brake wire through the brake cam and then through the rodguide. K-23 Insert the end of the throttle rod through the top hole on the carburetorthrot...

57 L-2 Install the inserts into the tires. L-3 Stretch the tires over the rims. Note: the tires are directional. Place thewheels around the car to make sure that the arrows in the tread designon each tire point to the front of the car. L-4 Glue the tires to the rims with thin CA glue. Pull back the ...

58 M-2 Attach the body posts to the front bumper with the 3x10mm countersunkmachine screws. L-8 Install the wheel over the hex hub (noting the tread direction) andsecure it with a 4mm flange nut. Repeat steps L-6 through L-8 for theremaining three tires. Bag M Body Mounts M-1 Locate the front body p...

59 M-3 Attach the rear body posts to the rear shock tower as shown. Do notover-tighten the clamp screws into the shock tower. M-4 Locate the foam bumper, two body washers, and two body clips. M-5 Slide the foam bumper over the front body posts and secure it with thebody washers and clips. M-6 Connec...