Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 30488
| Model year | 2003 |
|---|---|
| Brand | Jamis |
| Model | Explorer 4.0 |
| Bicycle type | Comfort/commuter |
| Archive ID | 30488 |
| Original MSRP | $429.95 |
| Colors | Gun Metal Gray/Platinum, Midas Gold/Metallic Black |
| Sizes | 12", 14", 17", 19", 21", womens 14.5", womens 17.5" |
| Weight | 31.75 lb |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 6061 T6 aluminum |
| Fork | Rock Shox Metro GPS |
| Fork material | Aluminum/magnesium, single crown |
| Rear shock | N/A |
| Component group | Comfort Mix |
|---|---|
| Shifters | SRAM MRX |
| Front derailleur | Shimano Tourney TY-32, bottom-pull/clamp-on 31.8mm |
| Rear derailleur | Shimano Alivio |
| Crankset | Shimano Alivio, 22/32/42 teeth |
| Bottom bracket | Sealed, 111mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 8-speed, 11 - 30 teeth |
| Chain | Shimano CN-IG31, 1/2 x 3/32" |
| Pedals | Victor VP aluminum |
| Brakes | Tektro linear-pull brakes, Tektro Tenera levers |
|---|
| Headset | 1 1/8" threadless steel |
|---|---|
| Handlebar | Steel, 1" rise |
| Handlebar extensions | Not included |
| Stem | Aluminum, adjustable |
| Saddle | Viscount Super Comfort |
| Seatpost | Aluminum, suspension, 27.2mm diameter |
| Hubs | Aluminum, Q/R |
|---|---|
| Rims | Weinmann CN-520, 36-hole |
| Spokes | Stainless steel, 14ga. (2.0mm) straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | 26 x 1.95" Kenda Kross |
| Wheel size | 26" wheels |
| Top tube | 575 mm |
|---|---|
| Head-tube angle | 71° |
| Seat-tube angle | 73.5° |
| Chainstay / rear center | 445 mm |
| Wheelbase | 1059 mm |
| Fork offset / rake | 45 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 25, 2026.