Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 74502
| Model year | 1998 |
|---|---|
| Brand | Iron Horse |
| Model | ARS 4.0 |
| Bicycle type | Mountain bike, front suspension |
| Archive ID | 74502 |
| Original MSRP | $589.95 |
| Colors | Metallic yellow, Midnight Black/silver |
| Sizes | 16.5", 18", 19.5", 21" |
| Weight | 26.5 lb |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 7005 aluminum |
| Fork | Marzocchi Zokes |
| Fork material | Aluminum, triple-clamp crown |
| Rear shock | N/A |
| Component group | Mountain Mix |
|---|---|
| Shifters | Grip Shift SRT-4.0 |
| Front derailleur | Shimano Alivio top-swing, top-pull/clamp-on 31.8mm |
| Rear derailleur | Shimano STX |
| Crankset | Shimano STX, 24/34/42 teeth |
| Bottom bracket | Shimano BB-LP26, 112mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 7-speed, 11 - 28 teeth |
| Chain | Shimano CN-IG31, 1/2 x 3/32" |
| Pedals | Victor VP-993 w/clips & straps |
| Brakes | ProMax linear-pull brakes, Lee Chi aluminum levers |
|---|
| Headset | 1 1/8" threadless YST CS558 |
|---|---|
| Handlebar | Kalloy aluminum |
| Handlebar extensions | Not included |
| Stem | Kalloy aluminum |
| Saddle | WTB SSTX, chromoly rails |
| Seatpost | Kalloy SP-339, 27.2mm diameter |
| Hubs | Front: Formula aluminum, Q/R, Rear: Shimano Alivio |
|---|---|
| Rims | WTB SpeedMaster, 36-hole |
| Spokes | Chung Nan stainless steel, 2.0mm straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | Front: 26 x 2.10" WTB Primal Raptor, Rear: 26 x 2.10" WTB VelociRaptor |
| Wheel size | 26" wheels |
| Top tube | 584.2 mm |
|---|---|
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 431.8 mm |
| Wheelbase | 1066.8 mm |
| Fork offset / rake | 40.6 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.