Main RS4 Rally Page | Manual | Spec Sheet | Parts List | Building Tips | Racing Tips | Updates | Electric FAQ
 |
Toughen
up your suspension with the #A261 Stainless Steel Hinge Pin Set! |
 |
Our
#A509 Super Front One-Way Diff will increase the steering of your
car dramatically |
 |
Keep
that motor cool with our #A789 Heat Sink Motor Plate |
| Add
a slipper clutch for off-road performance with our #A507 Slipper
Clutch set! |
|
| Boost
the efficiency and durability of the drivetrain with our #A513 Front
Universal Dogbones! |
|
| Use the #A502 Turnbuckle Set to make suspension changes easier |
Excel Parts List for all HPI kits
This is a cross-referenced parts list for every HPI product that is currently sold.
Download the newest version here
HTML version of the Kit Parts Cross Reference (to see the list in your browser)
Microsoft Excel file viewer (if you don't have Excel on your computer)
| Part # | # | Description | Price |
| 4471 | 2 | Rally
Tire Soft Compound Great for hard packed dirt or clay tracks. |
$11.00 |
| 4467 | 2 | Pirelli
"T" Rally Tire 26mm D-Compound (no foams included)
Great for hard packed dirt or clay tracks. |
10.00 |
| 4468 | 2 | Pirelli
"T" Rally Tire 26mm S-Compound (foams included)
Softer than D-Compound. Great for hard packed dirt or clay tracks. |
12.00 |
| 6138 | 4 | 7075 Aluminum Ball End 4.7mm x 14mm | 12.00 |
| 6272 | 1 | Bumper
Plate (RS4 Sedans) Woven graphite plate keeps precut foam bumpers in plate and looks great. Not for RS4 Mini, RS4 MT, Nitro RS4 MT or Super Nitro RS4) See it installed here. |
8.00 |
| 6273 | 1 | Foam
Spacer for Foam Bumper (8pcs) Eight self-sticking foam spacers to custom-fit your foam bumper to the body you use. Keeps the body in the correct shape at high speeds. Click here to see an example of the spacers on a car. Click here to see an example of the spacers fitted under a body. |
4.00 |
| 6274 | 1 | Precut Foam Bumper Gray (RS4 Sedans) | 5.00 |
| 6275 | 1 | Precut Foam Bumper Blue (RS4 Sedans) | 5.00 |
| 6735 | 2 | Spring (Red/Medium Soft) | 4.50 |
| 6737 | 2 | Spring (Green / Medium Firm) | 4.50 |
| 6818 | 1 | 10mm PTFE Piston Set | 4.00 |
| 9043 | 4 | Quick Tire
Holders (Gray) The easy and convenient way to organize your tires! Holds 4 touring car/Super/Mini tires or two truck/rear buggy tires. Spring-loaded retainers make it easy to attach tires and don't damage the axle holes. Tags let you record tire compound and insert type. 4 Quick Tire Holders included in each package. |
5.00 |
| 9044 | 4 | Quick Tire
Holders (Purple) See above for details |
5.00 |
| 9045 | 4 | Quick Tire
Holders (Red) See above for details |
5.00 |
| 9046 | 4 | Quick Tire
Holders (Blue) See above for details |
5.00 |
| 9047 | 4 | Quick Tire
Holders (Yellow) See above for details |
5.00 |
| 9062 | 1 | HPI
Nitro Car Cleaner
Degrease your car or truck, and blast dirt and gunk off parts. Leaves no residue and evaporates quickly. Also useful for cleaning electric motors. |
6.00 |
| 9072 | 1 | Receiver
Protector Small (Orange) Fits all mini or micro-size receivers. Includes velcro tape for easy attachment and removal. Have an HPI sticker on them, and a dimple that can be cut out for an antenna hole. Protects against fuel spills, water and dirt. 42mm x 27mm x 23mm high, or 1" x 1.6" x 1.8" high |
5.00 |
| 9073 | 1 |
Receiver Protector Small
(Black) See above for details |
5.00 |
| 9074 | 1 |
Receiver Protector Small
(Purple) See above for details |
5.00 |
| 9075 | 1 |
Receiver Protector Large
(Orange) Fits all standard-size receiver. Includes velcro tape for easy attachment and removal. Have an HPI sticker on them, and a dimple that can be cut out for an antenna hole. Protects against fuel spills, water and dirt. 45mm x 30mm x 30mm high, or 1.75" x 1.25" x 1.25" high |
5.00 |
| 9076 | 1 |
Receiver Protector Large
(Black) See above for details |
5.00 |
| 9077 | 1 |
Receiver Protector Large
(Purple) See above for details |
5.00 |
| 9084 | 1 |
HPI Curved Scissors
Cuts through R/C polycarbonate bodies easily, and is curved for extra convenience. |
12.00 |
| 72017 | 1 | Aluminum
Front Bulkhead Set (Purple) |
40.00 |
| 72018 | 1 | Aluminum
Rear Bulkhead Set (Purple) Fits on nearly all RS4 series cars, including electric RS4 MT, Mini cars and all Nitro cars. All screws necessary for installation are included. AVAILABLE EXCLUSIVELY AT BUY HPI! |
40.00 |
| 72040 | 2 | Aluminum
Rear Hub 1.5 Degree Provides more steering for all RS4 series cars than stock 2 degree hubs. AVAILABLE EXCLUSIVELY AT BUY HPI! |
35.00 |
| 72041 | 2 | Aluminum
Rear Hub 2 Degree Replaces stock 2 degree uprights with stronger aluminum parts. Features an extra tuning hole for the outer camber link location.) AVAILABLE EXCLUSIVELY AT BUY HPI! |
35.00 |
| 72050 | 1 |
Adjustable Middle One-Way
System/Slipper Fits all electric RS4 cars. An excellent tuning aid for your electric RS4 series car lets you literally dial in more steering and top speed! A spring-loaded locknut controls the the tension on two PTFE discs to provide you with a fixed pulley, full one-way pulley, or anything in between! Click here for an unassembled view. Comes with complete instructions. You can still use a slipper clutch with this part. AVAILABLE EXCLUSIVELY AT BUY HPI! |
45.00 |
| 72063 | 1 | Cone
Washer 3.0mm/4-40 Aluminum (Purple / 6 pcs) Brighten up the look of your car with these great-looking cone washers! Although meant for use with flat head screws, you can use these as spacers under button head screws also. |
5.00 |
| 72065 | 1 | Aluminum
Upright Set Take out any steering slop in your steering! Marked #1 and #2, make sure you install each arm on the correct side.See them installed on a car by clicking here. AVAILABLE EXCLUSIVELY AT BUY HPI! |
32.00 |
| 72105 | 2 | Diff
Ring D Cut Type (2 pcs / for Graphite Diff Hub #A497 or #72106) Replacement diff rings for the #A497 or #72106 Graphite Diff Hub sets. 2 pieces are needed to rebuild one ball diff. |
2.00 |
| 72106 | 1 | Graphite
Ball Diff Set (One Complete 32T Set / RS4, Pro, Pro 2, Rally,
Mini) Includes all parts necessary for one complete ball diff. Two sets are needed for most electric cars. Use #72105 for replacement diff rings. NOT FOR NITRO CARS! |
32.00 |
| 72111 | 1 | Shim
Set 3 x 5mm Includes ten each of 0.1mm, 0.2mm and 0.3mm shims for fixing slop on 3mm hinge pins and shafts. |
6.00 |
| 72422 | 1 | Aluminum
Spring Perch (Purple/4 pcs) Dress up your car with these lightweight replacement shock parts! |
16.00 |
| A169 | 3 | Aluminum
Pilot Shaft Use with ball bearings only. Lightens car. |
6.00 |
| A179 | 2 | Turnbuckle
4-40 x 23mm Allows for easier camber adjustments without taking ball cup off ball end. Prevents premature wear of the ball cup. |
5.00 |
| A191 | 1 | 2 Speed Gear Shaft | 5.00 |
| A209 | 6 | Sway Bar Set | 21.00 |
| A218 | 1 | Rear
Shock Mount (Woven Graphite) Provides three holes for mounting shocks - nylon shock tower has two |
18.00 |
| A232 | 1 | Graphite
Chassis (Woven Graphite) NOT the saddle pack RS4 Pro chassis. This replaces the stock fiberglass chassis on the RS4 Rally. |
48.00 |
| A253 | 1 | Belt Tensioner w/ Bearings (Woven Graphite) (RS4 Pro/Sport/MT/Rally/Mini) | 18.00 |
| A254 | 1 | One-Way Pulley 14T For RS4 | 34.00 |
| A255 | 1 | One-Way Pulley 15T For RS4 | 34.00 |
| A261 | 1 | Stainless
Steel Hingepin Set Makes suspension action smoother |
17.00 |
| A297 | 1 | 2
Speed Transmission (For RS4 Sport/Pro) NOTE: if you have the 2 belt conversion for the original RS4, only this 2 speed transmission will work. Not for use off-road or with reversing speed controls. Higher second gear allows for faster top speed. Adjustable shift point. |
69.00 |
| A298 | 1 | 2
Speed Maintenance Kit (Electric Cars) Includes a spare clutch ball, clutch spring, set screws and aluminum spacers |
4.00 |
| A301 | 8 | Heavy-Duty Ball
Cups 4.3 x 13mm (8 pcs) Snap on securely and won't pop off in the worst wrecks. Feature the HPI logo on the top side. |
4.00 |
| A302 | 8 | Heavy-Duty Ball
Cups 4.3 x 18mm (8 pcs) See above for details |
4.00 |
| A303 | 8 | Heavy-Duty Ball
Cups 4.3 x 23mm (8 pcs) See above for details |
4.00 |
| A311 | 8 | Rod
End 4.8 x 10mm (8 pcs) Replace worn shock ends and tune the length of your shocks. Fits #A137 pivot ball, #A138 short ball end, #A167 long ball end, #A783 short purple ball end and #A139 ball end that attaches with 3mm machine screw. |
4.00 |
| A312 | 8 | Rod End 4.8 x 12mm
(8 pcs) See above for details |
4.00 |
| A313 | 8 | Rod End 4.8 x 14mm
(8 pcs) See above for details |
4.00 |
| A316 | 8 | Rod
End 5.8 x 12mm (8 pcs) Use different lengths for camber links, captured steering links, and other projects. These larger rod ends fit our #A132 pivot ball perfectly. |
4.00 |
| A317 | 8 | Rod End 5.8
x 15mm (8 pcs) See above for details |
4.00 |
| A318 | 8 | Rod End 5.8
x 18mm (8 pcs) See above for details |
4.00 |
| A497 | 1 | Graphite
Diff Hubs (2 Sets) Super lightweight diff hubs for electric RS4 kits with ball diffs. This will convert 2 ball diffs from steel outdrives to graphite nylon outdrives for faster acceleration and higher top speed. Includes D-shaped diff rings, you must provide new diff balls and thrust bearing assembly. NOT FOR NITRO CARS! |
12.00 |
| A506 | 1 | RS4
Front One-Way Diff II (32T) The Front One-Way Diff II has two one-way bearings in it so that the front wheels do not pull to one side. The original Front One-Way Diff uses just a single one-way bearing. |
32.00 |
| A507 | 1 | Slipper
Clutch Set (For RS4) Lets you adjust the traction for the driving surface. |
23.00 |
| A508 | 1 | 32T
Ball Diff Set This will allow you to tune your car for cornering better. Recommended for intermediates. |
35.00 |
| A509 | 1 | Super
Front One-Way Differential 32T Uses FOUR one-way bearings instead of two (#A506) for increased durability. Purple anodized! |
49.00 |
| A513 | 2 | RS4
Universal Dogbones (Front) (Wide) Increases efficiency, prevents losing dogbones |
34.00 |
| A514 | 2 | RS4
Universal Dogbones (Rear) (Wide) Increases efficiency, prevents losing dogbones |
34.00 |
| A565 | 1 | RS4
Pro Upper Deck (Woven Graphite) Further stiffens the car, lets you have more consistent suspension adjustments. Lighter than fiberglass. |
19.00 |
| A570 | 1 | Front
Shock Tower (Woven Graphite) (All RS4) Provides more shock mounting positions for tuning purposes, allows two different shock tower holes. Has two holes for mounting camber links. |
10.00 |
| A721 | 1 | HPI
Super Shock Set (50 - 66mm) Include PTFE shock pistons and springs. Hard-anodized aluminum shock bodies and caps, stainless steel shock shafts. Shock bladders complete the package, and make the HPI Super Shocks the best shocks available! |
34.00 |
| Z076 | 5 | Aluminum
TP. Flat Head Screw M3x8mm (Hex Socket / Purple / 5 pcs) Purple anodized aluminum flat head self-tapping screws for any R/C car. Use a 2mm hex socket wrench. |
4.00 |
| Z078 | 5 | Aluminum
TP. Flat Head Screw M3x12mm (Hex Socket / Purple / 5 pcs) Purple anodized aluminum flat head self-tapping screws for any R/C car. Use a 2mm hex socket wrench. |
4.00 |
| Z079 | 5 | Aluminum
TP. Flat Head Screw M3x15mm (Hex Socket / Purple / 5 pcs) Purple anodized aluminum flat head self-tapping screws for any R/C car. Use a 2mm hex socket wrench. |
4.00 |
| Z056 | 5 | Titanium
TP. Binder Head Screw (3 x 8mm) See above for details |
6.00 |
| Z057 | 5 | 6.00 |
|
| Z058 | 5 | 6.00 |
|
| Z059 | 5 | 6.00 |
|
| Z060 | 5 | 6.00 |
|
| Z066 | 5 | 6.00 |
|
| Z068 | 5 | 6.00 |
|
| Z069 | 5 | 6.00 |
|
| Z070 | 5 | 6.00 |
|
| Z076 | 5 | Aluminum
TP. Flat Head Screw M3x8mm (Hex Socket / Purple / 5 pcs) Purple anodized aluminum flat head self-tapping screws for any R/C car. Use a 2mm hex socket wrench. |
4.00 |
| Z078 | 5 | 4.00 |
|
| Z079 | 5 | 4.00 |
|
| Z675 | 5 | 5.00 |
|
| Z678 | 5 | 4.00 |
|
| Z679 |
5 |
Aluminum Wheel Nut M4 (Purple / 5 pcs) |
4.00 |
