Bicycle Archive · Specification reportBicycle Archive · Specification report1997 Diamondback Interval · 1999 Diamondback Interval
| Specification | 1997 Diamondback Interval | 1999 Diamondback Interval |
|---|---|---|
| Overview | ||
| Model year | 1997 | 1999 |
| Brand | Diamondback | Diamondback |
| Model | Interval | Interval |
| Bicycle type | Road/sport | Road/sport |
| Archive ID | 62217 | 85509 |
| Original MSRP | $420.00 | $479.99 |
| Colors | Black | Forest Green |
| Sizes | 19", 21", 23", 25" | 19", 21", 23", 25" |
| Weight | 25 lb | 26.5 lb |
| Frameset | ||
| Frame construction | TIG-welded | TIG-welded |
| Frame material | Chromoly main triangle/hi-tensile steel rear stays | Chromoly |
| Fork | Spinner | Diamondback |
| Fork material | Chromoly, unicrown crown | Chromoly, unicrown crown |
| Rear shock | N/A | N/A |
| Drivetrain | ||
| Component group | Shimano 300EX | Shimano RSX |
| Shifters | Shimano 300EX down-tube | Shimano RSX STI Dual Control |
| Front derailleur | Shimano 300EX, bottom-pull/clamp-on 28.6 mm | Shimano RSX top-swing, bottom-pull/clamp-on 28.6mm |
| Rear derailleur | Shimano 300EX | Shimano Alivio |
| Crankset | Tracer, 42/52 teeth | Shimano Nexave T-301, 28/38/48 teeth |
| Bottom bracket | Shimano BB-LP26, 107 mm spindle | Tien Hsin BB-7700, 116mm spindle |
| BB shell width | 68mm English | 68mm English |
| Rear cogs | 7-speed, 13 - 26 teeth | 7-speed, 11 - 28 teeth |
| Chain | KMC UG-50, 1/2 x 3/32" | KMC Z-51, 1/2 x 3/32" |
| Pedals | Wellgo LU-871 | Wellgo aluminum |
| Brakes | ||
| Brakes | Shimano 300EX brakes, Shimano 300EX levers | Shimano RX-100 Dual Pivot brakes, Shimano RSX levers |
| Cockpit & contact points | ||
| Headset | 1" YST | 1" YST steel |
| Handlebar | Hsin Lung steel | Kalloy AL-038 |
| Handlebar extensions | N/A | N/A |
| Stem | Kalloy aluminum | JD aluminum |
| Saddle | Avenir | Diamondback all-terrain |
| Seatpost | Avenir aluminum, 26.8 mm diameter | Aluminum micro-adjust, 26.0mm diameter |
| Wheels & tires | ||
| Hubs | Jou Yu aluminum, QR | Joy Tech aluminum, Q/R |
| Rims | Araya RT-520, 32-hole | Alex DA-16, 32-hole |
| Spokes | Stainless steel, 2.0mm straight gauge | Shuhn Lih stainless steel, 2.0mm straight gauge |
| Spoke nipples | Brass nipples | Brass nipples |
| Front tire | 700 x 25c Cheng Shin C-732 | 700 x 28c Continental Super Sport 100 |
| Rear tire | — | 700 x 23c Continental Super Sport 100 |
| Wheel size | 700c wheels | 700c wheels |
One selected size or frame position per bicycle, matching the comparison dropdown choices used when Print / PDF was opened.
| Measurement | 1997 Diamondback Interval | 1999 Diamondback Interval |
|---|---|---|
| Selected size / position | Legacy reference | Legacy reference |
| Head-tube angle | 73° | 72° |
| Seat-tube angle | 73° | 73.5° |
| Chainstay / rear center | 419.1 mm | 419.1 mm |
| Wheelbase | 1016 mm | 1005.8 mm |
| Fork offset / rake | 40 mm | 45 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 12, 2026.