{"id":29448,"date":"2026-04-19T02:27:00","date_gmt":"2026-04-19T06:27:00","guid":{"rendered":"http:\/\/www.opusbike.com\/en\/bikes\/sonar-op-son218s-en\/"},"modified":"2026-04-19T02:27:01","modified_gmt":"2026-04-19T06:27:01","slug":"sonar-op-son218s-en","status":"publish","type":"bike","link":"https:\/\/www.opusbike.com\/en\/bikes\/mountain\/sonar-op-son218s-en\/","title":{"rendered":"SONAR"},"content":{"rendered":"","protected":false},"featured_media":0,"menu_order":28710,"template":"","bike-archive-year":[1852,1844],"bike-category":[2451,2459,2460],"bike-color":[1882,1883],"bike-size":[1979,1981,1857,1861,1934,1851],"bike-technology":[],"bike-brand":[1848,1840],"bike-wheel-size":[2550,2549],"bike-brake":[1888,1889],"class_list":["post-29448","bike","type-bike","status-publish","hentry","bike-archive-year-2018-en","bike-archive-year-2018-fr","bike-category-mountain","bike-category-sonar","bike-category-sonar-en","bike-color-argent","bike-color-silver","bike-size-g-fr","bike-size-l-en","bike-size-m-en","bike-size-s-en","bike-size-xl-en","bike-size-xs-en","bike-brand-opus-en","bike-brand-opus-fr","bike-wheel-size-26-en","bike-wheel-size-26-fr","bike-brake-jante-fr","bike-brake-rim-en"],"acf":{"bike_status":"Archive","bike_subtitle":"2018","tagline":"CHOOSE YOUR STYLE, CHOOSE YOUR TRAIL","model_name":"SONAR","msrp":579.99,"bike_upc":"624316022138","bullets":{"bullets_1":"Tough but light Opus Meta 20 alloy frame","bullets_2":"Suntour M3030 75mm fork ","bullets_3":"21-speed Shimano drivetrain ","bullets_4":"","bullets_5":""},"color_variations":[{"color":1883,"image":[23231],"size_variation":[{"size":"XL","description":"SONAR DARK SILVER XL "},{"size":"L","description":"SONAR DARK SILVER L "},{"size":"M","description":"SONAR DARK SILVER M "},{"size":"S","description":"SONAR DARK SILVER S "},{"size":"XS","description":"SONAR DARK SILVER XS "}]}],"bike_caracteristics":{"fork":"Suntour M3030 75mm","frame":"Meta 20 6061 Aluminum","sizes":[1851,1857,1861,1934,1979,1981],"weight":"31.7 lb \/ 14.4 kg","bike_colors":[1882,1883],"shifters":"Shimano EF51 3 x 7","front_derailleur":"Shimano TX-50","rear_derailleur":"Shimano Tourney ","brakes":"Leechi V-Brake","brakelevers":"Shimano EF41","crank":"Suntour XCC V2 ","chainrings":"42-34-24","bottom_bracket":"FP-B907","cassette_cogs":"Shimano Tourney ","chain":"KMC Z51","headset":"FPD Semi-Integrated","handlebar":"Opus Bronze 15 mm Rise 25.4","stem":"Opus Bronze","grips_tape":"Velo Kraton","saddle":"Opus Sport","seatpost":"Kalloy Alloy 27.2 x 350","wheels_rims":"Alex J19SK","hubs":"Joytech","tires":"Innova 26 x 2.0","pedals":"FPD NW-420","other_1":"","other_2":"","other_3":"","e_bike_motor":""},"geo_table":"
Size<\/b><\/td>XS<\/b><\/td>S<\/b><\/td>M<\/b><\/td>L<\/b><\/td>XL<\/b><\/td><\/tr>
Rider's height (\u00b1 5CM)<\/td>155<\/td>163<\/td>170<\/td>178<\/td>185<\/td><\/tr>
Rider's height (\u00b1 2\")<\/td>5'1\"<\/td>5\u20194\u201d<\/td>5\u20197\u201d<\/td>5\u201910\u201d<\/td>6\u20191\u201d<\/td><\/tr>
S -<\/b> Seat tube<\/td>343<\/td>380<\/td>420<\/td>463<\/td>514<\/td><\/tr>
TT -<\/b> Top tube<\/td>540<\/td>552<\/td>585<\/td>609<\/td>620<\/td><\/tr>
HT -<\/b> Head tube<\/td>110<\/td>120<\/td>130<\/td>135<\/td>150<\/td><\/tr>
HA -<\/b> Head angle<\/td>69.5<\/td>69.5<\/td>69.5<\/td>69.5<\/td>69.5<\/td><\/tr>
SA -<\/b> Seat angle<\/td>73<\/td>73<\/td>73<\/td>72.5<\/td>72<\/td><\/tr>
CS -<\/b> Chain stay<\/td>430<\/td>430<\/td>430<\/td>430<\/td>430<\/td><\/tr>
D -<\/b> BB drop<\/td>35<\/td>35<\/td>35<\/td>35<\/td>35<\/td><\/tr>
ST -<\/b> Stack<\/td>576<\/td>585<\/td>595<\/td>600<\/td>615<\/td><\/tr>
RE -<\/b> Reach<\/td>363<\/td>384<\/td>402<\/td>420<\/td>420<\/td><\/tr>
SO -<\/b> Stand over<\/td>702<\/td>728<\/td>758<\/td>784<\/td>823<\/td><\/tr>
Handlebar width (mm)<\/td>680<\/td>680<\/td>680<\/td>680<\/td>680<\/td><\/tr>
Stem length (mm)<\/td>60<\/td>90<\/td>90<\/td>105<\/td>120<\/td><\/tr>
Crank length (mm)<\/td>170<\/td>170<\/td>170<\/td>175<\/td>175<\/td><\/tr><\/tbody><\/table>","geo_table_image":"https:\/\/pim.ogc.ca\/product-images\/opus\/geometry-charts\/legends\/opus-geo-legend-mountain.jpg","bike_suggested_products":null},"_links":{"self":[{"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike\/29448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike"}],"about":[{"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/types\/bike"}],"wp:attachment":[{"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/media?parent=29448"}],"wp:term":[{"taxonomy":"bike-archive-year","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-archive-year?post=29448"},{"taxonomy":"bike-category","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-category?post=29448"},{"taxonomy":"bike-color","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-color?post=29448"},{"taxonomy":"bike-size","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-size?post=29448"},{"taxonomy":"bike-technology","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-technology?post=29448"},{"taxonomy":"bike-brand","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-brand?post=29448"},{"taxonomy":"bike-wheel-size","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-wheel-size?post=29448"},{"taxonomy":"bike-brake","embeddable":true,"href":"https:\/\/www.opusbike.com\/en\/wp-json\/wp\/v2\/bike-brake?post=29448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}